281 resultados para teoreettinen fysiikka


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The aim of this dissertation is to provide conceptual tools for the social scientist for clarifying, evaluating and comparing explanations of social phenomena based on formal mathematical models. The focus is on relatively simple theoretical models and simulations, not statistical models. These studies apply a theory of explanation according to which explanation is about tracing objective relations of dependence, knowledge of which enables answers to contrastive why and how-questions. This theory is developed further by delineating criteria for evaluating competing explanations and by applying the theory to social scientific modelling practices and to the key concepts of equilibrium and mechanism. The dissertation is comprised of an introductory essay and six published original research articles. The main theses about model-based explanations in the social sciences argued for in the articles are the following. 1) The concept of explanatory power, often used to argue for the superiority of one explanation over another, compasses five dimensions which are partially independent and involve some systematic trade-offs. 2) All equilibrium explanations do not causally explain the obtaining of the end equilibrium state with the multiple possible initial states. Instead, they often constitutively explain the macro property of the system with the micro properties of the parts (together with their organization). 3) There is an important ambivalence in the concept mechanism used in many model-based explanations and this difference corresponds to a difference between two alternative research heuristics. 4) Whether unrealistic assumptions in a model (such as a rational choice model) are detrimental to an explanation provided by the model depends on whether the representation of the explanatory dependency in the model is itself dependent on the particular unrealistic assumptions. Thus evaluating whether a literally false assumption in a model is problematic requires specifying exactly what is supposed to be explained and by what. 5) The question of whether an explanatory relationship depends on particular false assumptions can be explored with the process of derivational robustness analysis and the importance of robustness analysis accounts for some of the puzzling features of the tradition of model-building in economics. 6) The fact that economists have been relatively reluctant to use true agent-based simulations to formulate explanations can partially be explained by the specific ideal of scientific understanding implicit in the practise of orthodox economics.

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Constructive (intuitionist, anti-realist) semantics has thus far been lacking an adequate concept of truth in infinity concerning factual (i.e., empirical, non-mathematical) sentences. One consequence of this problem is the difficulty of incorporating inductive reasoning in constructive semantics. It is not possible to formulate a notion for probable truth in infinity if there is no adequate notion of what truth in infinity is. One needs a notion of a constructive possible world based on sensory experience. Moreover, a constructive probability measure must be defined over these constructively possible empirical worlds. This study defines a particular kind of approach to the concept of truth in infinity for Rudolf Carnap's inductive logic. The new approach is based on truth in the consecutive finite domains of individuals. This concept will be given a constructive interpretation. What can be verifiably said about an empirical statement with respect to this concept of truth, will be explained, for which purpose a constructive notion of epistemic probability will be introduced. The aim of this study is also to improve Carnap's inductive logic. The study addresses the problem of justifying the use of an "inductivist" method in Carnap's lambda-continuum. A correction rule for adjusting the inductive method itself in the course of obtaining evidence will be introduced. Together with the constructive interpretation of probability, the correction rule yields positive prior probabilities for universal generalizations in infinite domains.

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Jakke Holvas: A Critique of the Metaphysics of Economy The research problem of this dissertation is the commonly held opinion according to which everything has become a question of economy in the present day. Economy legitimates and justifies. In this study, the pattern of thinking and conceptualizing in which economy figures as the ultimate reason is called the metaphysics of economy. The defining characteristic of the metaphysics of economy is its failure to recognize non-economic rules, ethics, or ways of existence. The sources included in the study cover certain classics of philosophy (Plato, Aristotle, Friedrich Nietzsche) and sociology (Karl Marx, Max Weber, Marcel Mauss), as well as the more recent French social theory (Jean Baudrillard, Michel Foucault). The research methods used are textual analysis and evaluation of concepts by means of historical comparison. The background to the study is given by the views of historians and sociologists according to whom traditional forms have ceased to exist and the market economy become established as the western system of values. The study identifies points of transition from the traditional forms to economic values. In addition, the dissertation focuses on the modern non-economic forms. The study examines the economic and ethical meanings of gift in antiquity in Homer, Plato, and Aristotle. Following Marcel Mauss, the study analyzes the forms and principles of gift exchange. The study also applies Nietzsche’s philosophy to evaluate under what conditions giving a gift becomes an act of exercising power that puts its receiver into debt. The conclusion of the study is that the classics of philosophy and sociology can rightly be interpreted in terms of the metaphysics of economy, but they also offer grounds for criticizing this metaphysics, even alternatives. One such alternative is non-economic archaic ethic. The study delineates a duality between economy and non-economy as well as creating concepts which could be used in the future to critically analyze economy from a position external to the economic system of concepts.

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The present dissertation belongs to the tradition of queer theoretical and feminist literary scholarship. The study deals with the literary works of Marguerite Yourcenar (1903-1987), who was the first woman ever to be elected to the French Academy. The study seeks to lead an acclaimed classical French author into a dialogue with the characteristically Anglo-American queer theory and American tradition of queering Lacanian psychoanalysis. Queering the psychoanalytic notions of homosexuality and the categories of perversion and pervert will be elaborated in the present study. The main corpus of the scrutiny consists of five pieces of fiction written in French by Yourcenar. The first person narration and especially récit genre maintain a narrative strategy that the study explores with reference to the representations of non-normative genders and sexualities. Analyzing various radically queer aspects of Yourcenar's texts, the study focuses on the topical questions of masculinity in men, women, and texts. The study also discusses the representations of sexual desire between men, and the various constructions of male homosexuality in Yourcenar's fiction. The present study addresses Yourcenar's fiction from the points of view of female masculinity and textual female masculinity. The investigation finds its study questions and methodology in the area of queer studies, especially queer theoretical literary scholarship and the queer history and historiography of sexuality. That is why the study approaches Yourcenar's fiction in the context of historical and literary representations of male homosexual love and desire. The articulation of the closet, or textual and discursive strategies of sexual secrecy especially concerning male homosexuality, is simultaneously constructed and deconstructed in Yourcenar's fiction, as the analysis indicates. The study analyzes the Yourcenarian queer textual strategies with reference to concepts such as the epistemology and rhetoric of the closet, and the structure of the open secret as a part of the rhetoric of queer or non-straight sexuality. The present investigation puts the queer, non-normative representations of gender and sexuality in the centre of the Yourcenarian oeuvre and studies, ascertaining the strong bond between Yourcenar's work and the history, tradition, and the modern strategies of representing male homosexuality and queerness.

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Tutkimus tarkastelee analyyttisen psykologian isän C. G. Jungin teorian sekä jungilaisten ja postjungilaisten teorioiden soveltuvuutta nykykuvataiteen tarkasteluun. Tutkimus esittelee jungilaista estetiikkaa kattavasti suomeksi ja soveltaa sitä postjungilaisesti nykykuvataiteen tulkintaan. Kumpaakaan ei ole aiemmin tehty estetiikan alalla Suomessa. Tutkimusaineistona on käytetty painettujen lähteiden lisäksi esimerkiksi haastatteluita ja aiheeseen liittyviä seminaareja. Jung ei itse muodostanut yhtenäistä taiteen tulkintateoriaa. Sekä psykologian että taidefilosofian puolella on viitattu yleisellä tasolla joihinkin jungilaisiin tulkintamahdollisuuksiin, mutta jungilaista estetiikkaa ei ole kehitetty kuvataiteen tulkintaan eikä varsinkaan nykykuvataiteen tulkintaan soveltuvaksi välineeksi. Kirjallisuuden tutkimuksen puolella jungilaisen näkökulman soveltaminen tulkintaan on yleisempää, myös Suomessa. Suomessa Jung-tutkimus on kuitenkin vähäistä ja pintapuolista sekä yleisesti ottaen että erityisesti työn aiheen kannalta. Työn alussa esitellään tutkimuksellinen ja teoreettinen kansainvälinen ja kansallinen viitekehys. Tämän jälkeen esitellään tutkimuksen kannalta tärkeät jungilaiset käsitteet, kuten arkkityyppi, kollektiivinen tiedostamaton ja symboli. Aiheelle keskeistä jungilaista symboli-käsitettä tarkastellaan laajasti ja pohditaan tämän sijoittumista taiteen tutkimuksen kentällä suhteessa esimerkiksi muihin estetiikan symbolikäsityksiin. Tutkielmassa yhdistellään jungilaisten ja postjungilaisten ajattelijoiden teorioita ja tutkimusmetodeja ja sovelletaan tästä ajattelumatriisista johdettua postjungilaista taiteen tulkintavälinettä kulttuurisidonnaisen nykykuvataiteen tulkintaan. Tässä tutkimuksessa postjungilaista estetiikkaa sovelletaan taiteen tulkintaan innovatiivisesti ja tieteellisesti tukeutumatta vain mielleyhtymiin. Työssä kehitellään erityisesti myös terapiassa käytettyä jungilaista amplifikaatio-menetelmää nykykuvataiteen tulkintavälineeksi, minkä jälkeen amplifikaatio-menetelmän sovelluksella tulkitaan Maaria Wirkkalan Vakain aikein (2006) -installaatioteosta. Työssä keskitytään yhteisölliseen ja kollektiiviseen näkökulmaan teostulkinnassa. Taiteesta voidaan tätä kautta löytää jotain ajatonta ja yhteistä. Postjungilaisen nykytaiteen tulkinnan avulla voi tunnistaa ja nostaa näitä asioita keskusteluun. Amplifikaatiota ei ole aiemmin sovellettu samalla tavalla. Lopuksi käsitellään tämän postjungilaisen taideteostulkinnan tuloksia ja jäsennetään niitä suhteessa teoreettisen viitekehyksen käsitteisiin sekä tarkastellaan jatkotutkimusmahdollisuuksia. Tutkimus osoittaa, että esitelty postjungilainen tarkastelu sopii nykykuvataiteen tulkintavälineeksi erityisesti kun halutaan järjestelmällisesti etsiä ja tarkastella nykykuvataideteosten yliyksilöllisiä viittausmahdollisuuksia. Avainsanat: Estetiikka, taidefilosofia, taide, tulkinta, Jung, jungilaisuus, postjungilaisuus, nykytaide, nykykuvataide, kuvataide, tiedostamaton, kollektiivinen, kollektiivinen tiedostamaton, arkkityypit, symbolit, amplifikaatio

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Tutkielman aiheena on Helsingin taidegalleriat ja niiden muodostama galleriakenttä. Tutkielmassa tarkastellaan galleriakenttää, galleriakentän ja galleriatoiminnan muutoksia sekä gallerioiden asemia ja asemien muutoksia kentän sisällä vuosina 1983–2009. Tutkielman tavoitteena on toimia Helsingin galleriakentän ja sen lähihistorian perustutkimuksena ja galleriakentän sisäisten asemien rakentumisen analyysina. Tutkimuskysymykset ovat seuraavat: Millaisia muutoksia Helsingin taidegalleriakentässä, sen toimijajoukossa ja gallerioiden toiminnassa on tapahtunut 1980-luvun alkupuolelta 2000-luvun ensimmäisen vuosikymmenen loppuun tultaessa? Mitkä ja millaiset galleriat ovat tutkittavan ajanjakson eri vaiheissa muodostaneet keskeisten gallerioiden joukon, mihin tämä asema on perustunut ja miten galleriakentän sisäiset asemat ovat muuttuneet? Galleriakenttää analysoidaan ja tarkastellaan yhdistäen taidehistoriallisen perustutkimuksen menetelmiä taiteensosiologiseen analyysiin. Tutkielman teoreettinen näkökulma perustuu sosiologi Pierre Bourdieun kenttää koskevaan teoriaan. Teorian rooli on toimia työkaluna tutkittavan kentän ja sen toimijoiden asemien havainnoinnissa ja analyysissa. Tutkielman empiirinen aineisto muodostuu tutkielman tekijän laatimien 28 galleristin ja muun galleriakentän toimijan haastattelujen muodostamasta haastatteluaineistosta. Haastatellut edustavat 22 galleriaa. Niiden muodostama joukko koostuu yksityisistä gallerioista, taiteilijaliittojen gallerioista ja vaihtoehtoisiksi tai taiteilijavetoisiksi määriteltävissä olevista tutkitulla ajanjaksolla eri tavoin keskeisinä pidetyistä gallerioista. Haastattelujen ohella tärkeänä aineistona toimii tutkittavan ajanjakson lehtikirjoittelu. Sen osalta lähteenä on käytetty Helsingin galleriakenttää ja gallerioita koskevaa lehtikirjoittelua, joka on tallennettu Kuvataiteen keskusarkiston leikearkistoon. Lisäksi lähteinä ovat Taide-lehden vuosikerrat tutkittavalta ajalta. Galleriakentän lähihistorian tarkastelun pohjaksi tutkielmassa analysoidaan gallerioiden roolia kuvataiteen kentän portinvartijoina, galleriakentän toimijoiden näkemyksiä keskeisen gallerian aseman rakentumisesta ja gallerioita koskevia luokituksia ja ryhmityksiä. Tutkielman ytimen muodostaa luku, jossa käydään kronologisesti läpi galleriakentän muutoksia ja keskeisiä toimijoita tutkielmassa tarkastellulla ajanjaksolla. Lopuksi syvennetään kentän kronologisen kuvauksen pohjalta galleriakentän muutosten analyysia Bourdieun teorian ja käsitteiden avulla. Tutkielman yhtenä tuloksena on tutkittavan kentän ajanjakson hahmottuminen seuraaviksi jaksoiksi: vuodet 1983–1990, vuodet 1990–1997, vuodet 1997–2002 ja vuodesta 2002 alkanut kentän nykytilanteeseen sidostuva jakso. Jaksot hahmottuvat tarkastellun kentän, galleriatoiminnan ja kentällä kulloinkin keskeisten toimijoiden joukon muutosten pohjalta. Jaksojen liitoskohdat ovat muutosten tihentymiä kentän keskeisten toimijoiden joukossa. Jaksot liittyvät osittain myös yleisen taloustilanteen muutoksiin siltä osin kuin ne ovat vaikuttaneet galleriatoimintaan ja siihen, millainen galleriatoiminta ja mitkä toimijat kulloinkin ovat nousseet keskeisiksi. Tutkielman ydinluvussa tarkasteltava ja analysoitava kentän muutosten ja gallerioiden asemien kronologinen kuvaus muodostaa kokonaisuudessaan tutkielman tärkeimmät perustutkimukselliset tulokset. Tulosten loppupäätelminä tutkielmassa päädytään seuraavaan analyysiin. Galleriakentän muutokset sidostuvat kuvataiteen muutoksiin ja talouden nousu- ja laskukausiin, ne eivät kuitenkaan ole tämänkaltaisista ulkoisista tekijöistä johdettavissa. Gallerioiden asemien rakentuminen ja muutokset ovat kytköksissä kentän sisäisiin muutoksiin siten, että kentän toimijajoukon muutokset joko sidostuvat toisiinsa tai asettuvat samanaikaisiksi. Kentän asemien tila vaikuttaa siihen, millaisen aseman uusi galleria pyrkii ottamaan sekä millaisen aseman se saa kentällä ja mediassa. Kenttä näyttäytyy tilana, jossa toisen toimijan poistuminen kentältä luo aukkoja ja tilauksia toisten toimijoiden synnylle. Kentän asemien rakentuminen ja muutokset syntyvät toisaalta gallerioiden toiminnan ja niiden esittämän taiteen ja taiteilijoiden perusteella sekä toisaalta myös suhteessa gallerioiden jaotteluihin ja luokitteluihin. Kentän rakenteen muodostuessa kentän voimasuhteiden tilan kautta muodostuvat keskeisiksi koettujen gallerioiden joukon muutokset erityisen oleellisiksi sille, miten asemat kentällä ovat kulloinkin rakentuneet

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Tutkielma käsittelee Suomen lippua toteemina. Ajallisesti tutkimus sijoittuu itsenäisyyden ajan alkuun. Työn teoreettinen lähtökohta on idea kansallislipusta kansakunnan itseensä kohdistuvan palvonnan merkkinä. Tutkielmassa tarkastellaan lippuun liittyvän veriuhrin ja uhrivalmiuden merkitystä suomalaisen kansakunnan rakentamisessa: uhrien kautta kansakunta saa elinvoimaa ja lippu liehuu suoritetun uhrin merkkinä. Tutkielman aluksi käsitellään nationalismitutkimusta ja kansallisuusaatteen traditioita sekä pohditaan lipputotemismin teoriaa. Toteemi pyrkii sisällyttämään itseensä koko yhteiskunnan: ihmisten tavoitellessa tiettyä objektia he sisäistävät itseensä sen ideaalit. Työn empiirinen osuus käsittää vuosina 1917-1918 julkisuudessa ja eduskunnassa käydyn keskustelun Suomen lipun väreistä ja merkityksestä. Ennen kansalaissotaa etenkin suomenkielisen maaseutuväestön kannattama sinivalkoinen väriyhdistelmä oli suuresta kannatuksestaan huolimatta puolustusasemissa virallisia vaakunavärejä vastaan, mutta vuoden 1918 tapahtumat muuttivat asetelman. Punainen väri sai väistyä, mutta punalipun pelko ei ollut ainoa asiaa selittävä tekijä. Etenkin nuori suomenkielinen sivistyneistö, joka oli kannattanut punakeltaisia värejä, palasi sodan jälkeen isiensä sinivalkoiseen perinteeseen. Taustalla oli syyllisyys: sinivalkoinen edusti paluuta idealistiseen ja harmoniseen esiseksuaaliseen tilaan punakeltaisen liehuessa hyökkäävän ja yksilöllisen materialismin merkkinä. 1920-luvulla työväestö ryhmittyi punalipun perään sosialidemokraattien noustessa vaa'ankieliasemaan heidän omaksuessaan valtakunnanlipun osaksi järjestötomintaansa vuonna 1927; kansallinen lippukulttuuri alkoi vähitellen kehittyä liputuskäytäntöjen vakiintuessa. Valtion ja sen laitosten sekä kuntien harjoittaman virallisen liputuksen ohella kahden kansalaisjärjestön lipputyö oli merkityksellistä. Itsenäisyyden Liitto ja Suomalaisuuden Liitto pyrkivät levittämään Suomen lippuja ja lipun sanomaa maan eri puolille. Itsenäisyyden Liitto nousi 1920-luvun lopulla tärkeimmäksi järjestöksi, sillä sille lippuasia oli todellinen pakkomielle. Liiton toiminta heijastaa totemismin teoriaa hyvin: lipun sanattomien ideaalien omaksuminen oli ainoa kansaa eheyttävä tekijä, koko valtakuntaa peittävä yhtenäinen lippumeri todiste yhteiskunnallisesta ja kieliriidattomasta yksimielisyydestä. Liiton sanoma kuului lyhyesti: kuoleminen lipun vaatimien arvojen - yksimielisen ja eheän kansan - puolesta oli itsestäänselvää, vaikeampaa oli elää oikealla tavalla vailla puolueriitojen sävyttämiä yksilöllisen itsekeskeisiä pyyteitä vain kansakokonaisuutta palvellen. Itsenäisyyden Liitto kehitti eteenpäin 1920-luvun puolivälissä esitettyä ideaa erityisestä Suomen lipun päivästä, joka sijoitettiin juhannukseksi. Ensimmäisen kerran lippupäivää vietettiin vuonna 1927 ja seuraavasta vuodesta lähtien liitto järjesti juhannuksena lippujuhlia ympäri maata. Itsenäisyyspävänä liitto järjesti virallisen lipunnostoseremonian Helsingissä Tähtitorninmäellä vuodesta 1928 alkaen. 1920- ja 30-lukujen vaihteessa lapuanliike ja työväentalojen pakkoliputukset sekä kommunistien aktivoitunut toiminta kärjistivät toteemien suhteet, mutta ilmiö oli monessa mielessä viimeinen kouristus ennen lipputoteemien suhteiden lientymistä, joka alkoi 1930-luvun puolivälissä. Tutkielman lähdeaineistona on käytetty tarkasteltujen järjestöjen arkistokokoelmia, laajasti lehdistöä sekä aikalaiskirjallisuutta. Oman osansa muodostavat valtiopäiväasiakirjat. Avainsanat: Suomen lippu, lippukulttuuri, totemismi, uhri, nationalismi

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The thesis is about Finnish freestyle-rap, a modern form of oral poetry producing improvised rap lyrics at the moment of performance. The research material consists of interviews with seven freestyle experts and a DVD from Finnish Rap Championships 2005 containing freestyle-rap. The thesis has three goals: describing the different variations or subgenres of freestyle, outlining the esthetics and register of freestyle, and examining the composition of freestyle. The research material acts a central role in the thesis but the theoretical framework is also wide: cornerstones are John Miles Foley's register analysis, oral formulaic theory and William Levelt's psycholinguistic theory on planning of speech. Freestyle is divided into three partially overlapping genres with slight variation in conventions. The genres are freestyle battle, cypher, and live freestyle. Freestyle's esthetics are composed of certain qualities and preferences: the rhyme is a syllabically repeating vocal rhyme. The rapping must be synchronised with the background rhythm and the rhyme comes in the end of the line. The lyrics must be somehow anchored to the surroundings and the moment of performance. The style of rapping, ie. flow, has to be personal one way or the other. Individual formulas are used to some extent in freestyle compostition. When planning the lines, all other content is subordinate to the rhyme, whose phonetic processing is the primary act in the planning of freestyle. This discovery sets Levelt's theory open to doubt.

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"Infinitive and its infinity" advocates an approach to infinitives that differs from most previous descriptions in several ways. Infinitives are generally considered to be an illustrative example of an inherently subordinated verb category. This is due to the fact that they are morphologically reduced and are allegedly not able to function as the only predicate of an independent clause. While former descriptions have thus treated infinitives as a linguistic category heavily dependent on the finite verb, my claim is that Finnish A-infinitives (e.g. juosta to run , olla to be ) can be used as independent grammatical units: they need not be either dependent or subordinated, but can have an equal status with finite constructions. In other words, they can be conceptually and interactionally non-dependent. Theoretically, the main objective of the thesis is to discover the nature of non-finite conceptualization and the ways in which it is utilized in everyday interactions. This is accomplished by contrasting finite and non-finite conceptualization with respect to the morphosyntactic marking of person, tense and modality. I argue that the morphologically reduced nature of infinitives can be used as an interactional resource. Independent A-infinitive constructions designate verbal processes that profile no participants, lack any connection with time, and present states of affairs as intensional, structural spaces. Consequently, they provide the interactants with a conceptual alternative in contrast to finite predications that are in Finnish always grammatically anchored to time, modality and person. The deictically unanchored character of A-infinitive constructions makes them highly affective and reflexive in nature. I discuss my findings primarily in the light of Cognitive Grammar. I have drawn insight from various other fields, too: among the theories that are touched upon are interactional linguistics, functional-typological linguistics, and studies on the poetic and metapragmatic use of language. The study is based on empirical data interpreted in qualitative terms. Analyses are based on 980 examples coming mainly from written language. Some 20 examples of spoken data are analyzed as well. In sum, the thesis presents a critical statement towards the finite-verb centred outlook on language and shows that analyzing non-finite elements as such reveals new aspects of grammar and interaction. This is to acknowledge the fact that infinitives, albeit prototypically participating in the coding of dependent events, can also be used outside of the context of the finite verb. Such a view poses several new research questions, as a linguistic category generally seen to code dependent, less prominent states of affairs , now is viewed on as possessing a full cognitive and pragmatic potential.

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This study discusses the conceptual metaphors of Inari Saami, an endangered, indigenous, Finno-Ugrian language spoken in northern Finland. The research focuses on systematical mappings between source and target domains in conventional Inari Saami metaphors and metonymies. The research material consists of the Inarinsaamen idiomisanakirja [Inari Saami idiom dictionary] which has been compiled by the author in collaboration with an Inari Saami co-author; the Inarilappisches Wörterbuch; Inarinsaamelaista kansantietoutta [Inari Saami folk knowledge]; and Aanaarkiela čájttuzeh [Inari Saami sample texts]. The metaphors and metonymies found in these literary sources are divided into categories on the basis of the target domains and according to the classic model of Lakoff ja Johnson (1980). This method reveals the systematical recurrence of source domains inside each category and thus discovers the systematical patterns of metaphoric mapping, the conceptual metaphors . As a result 44 conceptual metaphors and 16 conceptual metonymies are presented through approximately 500 glossed examples. These findings are discussed against the background of what is known about the cognitive and neural processing of metaphors on the one hand, and what is known about Inari Saami culture on the other. This theoretical framework highlights culture as the underlying force behind conceptual metaphors. The recurring metonymies seem to follow a culturally salient indexicality. For example, the Inari Saami conceptual metonymy TIME IS NATURE reflects the seasonal changes in the year s cycle, which was the salient index of time in traditional Inari Saami culture. The recurring metaphors, for their part, follow a culturally salient iconicity. The conceptual metaphor PRIDE IS ANTLERS is based on an iconicity which is experienced and interpreted by the Inari Saami. A proud person is associated with a reindeer who shows off his impressive antlers. The conceptual metaphor/metonymy seems to be a reflection of culture rather than a cognitive means of understanding an abstract domain in terms of a concrete domain, as hypothesized by certain theoreticians. Repeating this study with other languages may lead to the possibility of typologizing the metaphorical systems of the world s languages and understanding the diversity of metaphor systems in the endangered languages of the world.

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Pro gradu työni käsittelee virolaisia mainoksia ja niiden kohderyhmiä. Tutkimusaihe on erityisen mielenkiintoinen, sillä virolaisesta mainonnasta on tehty kansainvälisellä tasolla varsin vähän tutkimuksia. Halusin pro gradu -työssäni selvittää, mitä analysoimillani mainoksilla halutaan viestiä, kenelle ne suunnataan sekä millaisin kielellisin ja kuvallisin keinoin niitä tuotetaan. Käytin tutkimuksen materiaalina kuutta Reval Hotels ketjun mainosta, jotka ovat ilmestyneet viron- ja/tai englanninkielisinä viimeisen kahden vuoden aikana lehdissä, esitteissä tai hotellissa pöytä- tai seinämainoksina. Tutkimukseni teoreettinen viitekehys perustui kolmeen erilaiseen näkökulmaan: mainostekstien tutkimukseen, semiotiikkaan sekä Pierre Bourdieun teoriaan symbolisesta pääomasta ja sosiaalisten luokkien eroista. Sosiologisen näkökulman käyttö oli perusteltua erityisesti sen uutuusarvon vuoksi, sillä Bourdieun teoriaa ei ole aikaisemmin hyödynnetty virolaisten mainosten tutkimuksessa. Mainosten kuvien ja tekstien analyysi osoitti, että mainokset olivat rakenteellisesti oikeaoppisesti laadittuja. Mainoksista löytyi lukuisia symbolisen pääoman elementtejä, kuten englannin kieli, raha, aika, tehokkuus ja eurooppalaisuus. Mainokset olivat samalla varsin konservatiivisia ja yllätyksettömiä. Materiaalin joukosta erottui kuitenkin yksi mainos, jolla rikottiin perinteisen mainostamisen kaavaa ja josta avautui paljon erilaisia merkityksiä. Johtopäätöksenä voitiin muun muassa todeta, että Reval Hotels voi markkinointistrategiaansa kehittämällä hankkia itselleen uusia tuottavia kohderyhmiä. Pro gradu työtäni voi myöhemmin laajentaa esimerkiksi vertailevaksi jatkotutkimukseksi, jossa tarkastellaan useampien Virossa toimivien hotellien mainontaa.

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Reciprocal development of the object and subject of learning. The renewal of the learning practices of front-line communities in a telecommunications company as part of the techno-economical paradigm change. Current changes in production have been seen as an indication of a shift from the techno-economical paradigm of a mass-production era to a new paradigm of the information and communication technological era. The rise of knowledge management in the late 1990s can be seen as one aspect of this paradigm shift, as knowledge creation and customer responsiveness were recognized as the prime factors in business competition. However, paradoxical conceptions concerning learning and agency have been presented in the discussion of knowledge management. One prevalent notion in the literature is that learning is based on individuals’ voluntary actions and this has now become incompatible with the growing interest in knowledge-management systems. Furthermore, commonly held view of learning as a general process that is independent of the object of learning contradicts the observation that the current need for new knowledge and new competences are caused by ongoing techno-economic changes. Even though the current view acknowledges that individuals and communities have key roles in knowledge creation, this conception defies the idea of the individuals’ and communities’ agency in developing the practices through which they learn. This research therefore presents a new theoretical interpretation of learning and agency based on Cultural-Historical Activity Theory. This approach overcomes the paradoxes in knowledge-management theory and offers means for understanding and analyzing changes in the ways of learning within work communities. This research is also an evaluation of the Competence-Laboratory method which was developed as part of the study as a special application of Developmental Work Research methodology. The research data comprises the videotaped competence-laboratory processes of four front-line work communities in a telecommunications company. The findings reported in the five articles included in this thesis are based on the analyses of this data. The new theoretical interpretation offered here is based on the assessment that the findings reported in the articles represent one of the front lines of the ongoing historical transformation of work-related learning since the research site represents one of the key industries of the new “knowledge society”. The research can be characterized as elaboration of a hypothesis concerning the development of work related learning. According to the new theoretical interpretation, the object of activity is also the object of distributed learning in work communities. The historical socialization of production has increased the number of actors involved in an activity, which has also increased the number of mutual interdependencies as well as the need for communication. Learning practices and organizational systems of learning are historically developed forms of distributed learning mediated by specific forms of division of labor, specific tools, and specific rules. However, the learning practices of the mass production era become increasingly inadequate to accommodate the conditions in the new economy. This was manifested in the front-line work communities in the research site as an aggravating contradiction between the new objects of learning and the prevailing learning practices. The constituent element of this new theoretical interpretation is the idea of a work community’s learning as part of its collaborative mastery of the developing business activity. The development of the business activity is at the same time a practical and an epistemic object for the community. This kind of changing object cannot be mastered by using learning practices designed for the stable conditions of mass production, because learning has to change along the changes in business. According to the model introduced in this thesis, the transformation of learning proceeds through specific stages: predefined learning tasks are first transformed into learning through re-conceptualizing the object of the activity and of the joint learning and then, as the new object becomes stabilized, into the creation of new kinds of learning practices to master the re-defined object of the activity. This transformation of the form of learning is realized through a stepwise expansion of the work community’s agency. To summarize, the conceptual model developed in this study sets the tool-mediated co-development of the subject and the object of learning as the theoretical starting point for developing new, second-generation knowledge management methods. Key words: knowledge management, learning practice, organizational system of learning, agency

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This study examines boundaries in health care organizations. Boundaries are sometimes considered things to be avoided in everyday living. This study suggests that boundaries can be important temporally and spatially emerging locations of development, learning, and change in inter-organizational activity. Boundaries can act as mediators of cultural and social formations and practices. The data of the study was gathered in an intervention project during the years 2000-2002 in Helsinki in which the care of 26 patients with multiple and chronic illnesses was improved. The project used the Change Laboratory method that represents a research assisted method for developing work. The research questions of the study are: (1) What are the boundary dynamics of development, learning, and change in health care for patients with multiple and chronic illnesses? (2) How do individual patients experience boundaries in their health care? (3) How are the boundaries of health care constructed and reconstructed in social interaction? (4) What are the dynamics of boundary crossing in the experimentation with the new tools and new practice? The methodology of the study, the ethnography of the multi-organizational field of activity, draws on cultural-historical activity theory and anthropological methods. The ethnographic fieldwork involves multiple research techniques and a collaborative strategy for raising research data. The data of this study consists of observations, interviews, transcribed intervention sessions, and patients' health documents. According to the findings, the care of patients with multiple and chronic illnesses emerges as fragmented by divisions of a patient and professionals, specialties of medicine and levels of health care organization. These boundaries have a historical origin in the Finnish health care system. As an implication of these boundaries, patients frequently experience uncertainty and neglect in their care. However, the boundaries of a single patient were transformed in the Change Laboratory discussions among patients, professionals and researchers. In these discussions, the questioning of the prevailing boundaries was triggered by the observation of gaps in inter-organizational care. Transformation of the prevailing boundaries was achieved in implementation of the collaborative care agreement tool and the practice of negotiated care. However, the new tool and practice did not expand into general use during the project. The study identifies two complementary models for the development of health care organization in Finland. The 'care package model', which is based on productivity and process models adopted from engineering and the 'model of negotiated care', which is based on co-configuration and the public good.

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Objectives. The purpose of this study was to examine perceptions of evaluation of learning and feedback among teachers and students of mechanical engineering at the Helsinki University of Technology. The differences and similarities between the perceptions of these two groups were also studied. Course feedback was examined, and a target was set to rationalize the collation and exploitation of the feedback data. The theoretical background for the evaluation of learning was based primarily on the theories of Brown (1997), Karjalainen (2001) and Rowntree (1977, 1988). The Biggs (2003) model on aligned teaching was used as an example of quality university education. Feedback practices were examined through the theory of Ramsden (1992) and many recent research articles. Methods. The qualitative study was executed by examining the evaluation of learning and feedback prac-tices of the courses in mechanical engineering at the Helsinki University of Technology. The data was gathered by interviewing the teachers responsible of basic and postgraduate studies, as well as students taking their basic studies. Four group interviews were arranged for both teachers and students, each with three participants. The data from these themed interviews were analyzed by means of content analysis. Result and conclusions. This study showed that teachers and students have similar perceptions of evalua-tion of learning and feedback excluding a few significant differences. The most essential difference in evaluation of learning was that students perceived the evaluation of the examinations to be inaccurate. Teachers on the other hand thought that the existing practice for the exam evaluation is working fine. Stu-dents also felt that they are not giving enough information on the opportunities to get feedback. Teachers instead expected students to actively ask for feedback. Students perceived the need for exploiting the course feedback for course development purposes more than before. Teachers saw foremost the challenges and problems in the exploitation of the feedback. In the future, more effort must be put on the research of the evaluation of learning and feedback, as the quality assurance and continuous improvement of the teaching calls for new data.

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The purpose of this research was to examine teacher’s pedagogical thinking based on beliefs. It aimed to investigate and identify beliefs from teachers’ speech when they were reflecting their own teaching. Placement of beliefs in levels of pedagogical thinking was also examined. The second starting point for a study was the Instrumental Enrichment -intervention, which aims to enhance learning potential and cognitive functioning of students. The goal of this research was to investigate how five main principles of the intervention come forward in teachers’ thinking. Specifying research question was: how similar teachers’ beliefs are to the main principles of intervention. The teacher-thinking paradigm provided the framework for this study. The essential concepts of this study are determined exactly in the theoretical framework. Model of pedagogical thinking was important in the examination of teachers’ thinking. Beliefs were approached through the referencing of varied different theories. Feuerstein theory of Structural cognitive modifiability and Mediated learning experience completed the theory of teacher thinking. The research material was gathered in two parts. In the first part two mathematics lessons of three class teachers were videotaped. In second part the teachers were interviewed by using a stimulated recall method. Interviews were recorded and analysed by qualitative content analysis. Teachers’ beliefs were divided in themes and contents of these themes were described. This part of analysis was inductive. Second part was deductive and it was based on theories of pedagogical thinking levels and Instrumental Enrichment -intervention. According to the research results, three subcategories of teachers’ beliefs were found: beliefs about learning, beliefs about teaching and beliefs about students. When the teachers discussed learning, they emphasized the importance of understanding. In teaching related beliefs student-centrality was highlighted. The teachers also brought out some demands for good education. They were: clarity, diversity and planning. Beliefs about students were divided into two groups. The teachers believed that there are learning differences between students and that students have improved over the years. Because most of the beliefs were close to practice and related to concrete classroom situation, they were situated in Action level of pedagogical thinking. Some teaching and learning related beliefs of individual teachers were situated in Object theory level. Metatheory level beliefs were not found. Occurrence of main principles of intervention differed between teachers. They were much more consistent and transparent in the beliefs of one teacher than of the other two teachers. Differences also occurred between principles. For example reciprocity came up in every teacher’s beliefs, but modifiability was only found in the beliefs of one teacher. Results of this research were consistent with other research made in the field. Teachers’ beliefs about teaching were individual. Even though shared themes were found, the teachers emphasized different aspects of their work. Occurrence of beliefs that were in accordance with the intervention were teacher-specific. Inconsistencies were also found within teachers and their individual beliefs.