919 resultados para Intelligence artificielle


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The Nyasaland Emergency in 1959 proved a decisive turning point in the history of the Federation of Rhodesia and Nyasaland, which from 1953 to 1963 brought together the territories of Northern Rhodesia (Zambia), Southern Rhodesia (Zambia) and Nyasaland (Malawi) under a settler-dominated federal government. The British and Nyasaland governments defended the emergency by claiming to have gathered intelligence which showed that the Nyasaland African Congress was preparing a campaign of sabotage and murder. The Devlin Commission, appointed to investigate the emergency, dismissed the evidence of a ‘murder plot’, criticised the Nyasaland government's handling of the Emergency and, notoriously, described Nyasaland as a ‘police state’. This article has two principal aims. First, using the recently declassified papers of the Intelligence and Security Department (ISD) of the Colonial Office, it seeks to provide the first detailed account of what the British government knew of the intelligence relating to the ‘murder plot’ and how they assessed it, prior to the outbreak of the emergency. It demonstrates that officials in the ISD and members of the Security Service adopted a far more cautious attitude towards the intelligence than did Conservative ministers, and had greater qualms about allowing it into the public domain to justify government policy. Second, the article examines the implications of Devlin's use of the phrase ‘police state’ for Nyasaland and for the late colonial state in general. It contrasts Devlin's use of the term with that of security experts in the ISD, who routinely applied it to policing systems that diverged from their own preferred model. Hence, whereas Devlin compared policing in Nyasaland unfavourably with that in Southern Rhodesia, implying, ironically, that Nyasaland was ‘under-policed’ (because there were fewer police per head of population in Nyasaland than in Southern Rhodesia), the ISD regarded the intensive system of policing operated by the British South Africa Police in Southern Rhodesia as characteristic of a ‘police state’. The article suggests that the frequent use of the term ‘police state’ was indicative of broader anxieties about what Britain's legacy would be for the post-independence African state.

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Mankind is facing an unprecedented health challenge in the current pandemic of obesity and diabetes. We propose that this is the inevitable (and predictable) consequence of the evolution of intelligence, which itself could be an expression of life being an information system driven by entropy. Because of its ability to make life more adaptable and robust, intelligence evolved as an efficient adaptive response to the stresses arising from an ever-changing environment. These adaptive responses are encapsulated by the epiphenomena of “hormesis”, a phenomenon we believe to be central to the evolution of intelligence and essential for the maintenance of optimal physiological function and health. Thus, as intelligence evolved, it would eventually reach a cognitive level with the ability to control its environment through technology and have the ability remove all stressors. In effect, it would act to remove the very hormetic factors that had driven its evolution. Mankind may have reached this point, creating an environmental utopia that has reduced the very stimuli necessary for optimal health and the evolution of intelligence – “the intelligence paradox”. One of the hallmarks of this paradox is of course the rising incidence in obesity, diabetes and the metabolic syndrome. This leads to the conclusion that wherever life evolves, here on earth or in another part of the galaxy, the “intelligence paradox’” would be the inevitable side-effect of the evolution of intelligence. ET may not need to just “phone home” but may also need to “phone the local gym”. This suggests another possible reason to explain Fermi’s paradox; Enrico Fermi, the famous physicist, suggested in the 1950s that if extra-terrestrial intelligence was so prevalent, which was a common belief at the time, then where was it? Our suggestion is that if advanced life has got going elsewhere in our galaxy, it can’t afford to explore the galaxy because it has to pay its healthcare costs.

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Despite revived notions of a ‘cultural divide’ between East and West, Edward's Said's ‘Orientalism’ has received little attention from scholars of intelligence and diplomacy. This article brings to light for the first time a number of recently declassified documents of a different nature to usual assessments produced by Anglo-American analytic bodies: those focussed primarily on the issue of ‘national character’. Using and critiquing Said's thesis of Western ‘Orientalism’ it reveals some critical and enduring conceptualizations articulated by the diplomatic and intelligence community about Arab culture such as the role of Islam, rhetoric, political motivation and notions of ‘honour’. Such a critical approach demonstrates how diplomatic and intelligence history can also be a history of culture, ideas and institutional mentalité.

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Since the last decade the problem of surface inspection has been receiving great attention from the scientific community, the quality control and the maintenance of products are key points in several industrial applications.The railway associations spent much money to check the railway infrastructure. The railway infrastructure is a particular field in which the periodical surface inspection can help the operator to prevent critical situations. The maintenance and monitoring of this infrastructure is an important aspect for railway association.That is why the surface inspection of railway also makes importance to the railroad authority to investigate track components, identify problems and finding out the way that how to solve these problems. In railway industry, usually the problems find in railway sleepers, overhead, fastener, rail head, switching and crossing and in ballast section as well. In this thesis work, I have reviewed some research papers based on AI techniques together with NDT techniques which are able to collect data from the test object without making any damage. The research works which I have reviewed and demonstrated that by adopting the AI based system, it is almost possible to solve all the problems and this system is very much reliable and efficient for diagnose problems of this transportation domain. I have reviewed solutions provided by different companies based on AI techniques, their products and reviewed some white papers provided by some of those companies. AI based techniques likemachine vision, stereo vision, laser based techniques and neural network are used in most cases to solve the problems which are performed by the railway engineers.The problems in railway handled by the AI based techniques performed by NDT approach which is a very broad, interdisciplinary field that plays a critical role in assuring that structural components and systems perform their function in a reliable and cost effective fashion. The NDT approach ensures the uniformity, quality and serviceability of materials without causing any damage of that materials is being tested. This testing methods use some way to test product like, Visual and Optical testing, Radiography, Magnetic particle testing, Ultrasonic testing, Penetrate testing, electro mechanic testing and acoustic emission testing etc. The inspection procedure has done periodically because of better maintenance. This inspection procedure done by the railway engineers manually with the aid of AI based techniques.The main idea of thesis work is to demonstrate how the problems can be reduced of thistransportation area based on the works done by different researchers and companies. And I have also provided some ideas and comments according to those works and trying to provide some proposal to use better inspection method where it is needed.The scope of this thesis work is automatic interpretation of data from NDT, with the goal of detecting flaws accurately and efficiently. AI techniques such as neural networks, machine vision, knowledge-based systems and fuzzy logic were applied to a wide spectrum of problems in this area. Another scope is to provide an insight into possible research methods concerning railway sleeper, fastener, ballast and overhead inspection by automatic interpretation of data.In this thesis work, I have discussed about problems which are arise in railway sleepers,fastener, and overhead and ballasted track. For this reason I have reviewed some research papers related with these areas and demonstrated how their systems works and the results of those systems. After all the demonstrations were taking place of the advantages of using AI techniques in contrast with those manual systems exist previously.This work aims to summarize the findings of a large number of research papers deploying artificial intelligence (AI) techniques for the automatic interpretation of data from nondestructive testing (NDT). Problems in rail transport domain are mainly discussed in this work. The overall work of this paper goes to the inspection of railway sleepers, fastener, ballast and overhead.

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Thesis is to Introduce an Intelligent cross platform architecture with Multi-agent system in order to equip the simulation Models with agents, having intelligent behavior, reactive and pro-active nature and rational in decision making.

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Inom Business Intelligence har begreppet Self-Service Business Intelligence (Self-Service BI) vuxit fram. Self-Service BI omfattar verktyg vilka möjliggör för slutanvändare att göra analyser och skapa rapporter utan teknisk support. Ett av dessa verktyg är Microsoft PowerPivot.På Transportstyrelsens Järnvägsavdelning finns behov av ett Self-Service BI-verktyg. Vi fick i uppdrag av Sogeti att undersöka om PowerPivot var ett lämpligt verktyg för Transportstyrelsen. Målet med uppsatsen har varit att testa vilka tekniska möjligheter och begränsningar PowerPivot har samt huruvida PowerPivot är användbart för Transportstyrelsen.För att få en djupare förståelse för Self-Service BI har vi kartlagt vilka möjligheter och begränsningar med Self-Service BI-verktyg som finns beskrivna i litteraturen. Vi har sedan jämfört dessa med våra testresultat vilket har varit syftet med uppsatsen.Resultatet av testerna har visat att Transportstyrelsens Järnvägsavdelning initialt behöver teknisk support för att använda PowerPivot. Testerna har även visat att vissa av Transportstyrelsens krav inte kan uppfyllas. Detta minskar användbarheten för Transportstyrelsen.Vidare har vi kommit fram till att Self-Service BI inte alltid är enkelt att använda för slutanvändare utan teknisk support. Resultatet visar även att det krävs en BI-infrastruktur för att enkelt skapa rapporter med god kvalitet och högsta möjliga korrekthet.

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Denna rapport behandlar vilka egenskaper som är viktiga att ta hänsyn till vid val av rapportverktyg inom området Business Intelligence. Begreppet BI är relativt omfattande och syftar till färdigheter, teknologier, applikationer och metoder av systematisk och vetenskaplig art som en organisation använder för att bättre förstå sin verksamhet, sin omgivning och omvärld. Rapportverktyg utgör således en mindre del i en större kedja av processer för att stödja beslutstagande.Landstinget Dalarna har anlitat Sogeti, som har varit vår uppdragsgivare för detta examensarbete, för att implementera BI i sin verksamhet och vår studie har sitt ursprung i att Landstinget Dalarna idag har ett stort behov av olika typer av rapporter i många olika delar av organisationen. Rapportbehovet har visat sig vara omfattande och för att lätta på arbetsbördan för de systemutvecklare som skapar rapporter har funderingar framkommit att det skulle kunna vara en bra lösning att låta användarna inom Landstinget Dalarna själva skapa en del av sina egna rapporter. Målet med arbetet är att ge de systemutvecklare som arbetar i projektet riktlinjer kring vilka egenskaper olika rapportverktyg innehar för att de enklare skall kunna avgöra vilket som är lämpligast att använda. De verktyg som i denna studie jämförs med varandra är Report Builder 3.0, PowerPivot samt Dashboard Designer 2010, samtliga från Microsoft.För att göra denna jämförelse mellan olika rapportverktyg krävs bra underlag för att kunna förstå vilka egenskaper som är relevanta att fokusera på samt om några egenskaper väger tyngre än andra.Efter att ha utfört intervjuer med systemutvecklare som arbetar med BI har vi kunnat skapa oss en tydligare bild av detta område. Egenskaperna har sammanställts för att användas i vår jämförelse mellan de olika rapportverktygen. Att dessa egenskaper är av vikt bekräftas till viss del av den teori som finns på området. De egenskaper som främst visar sig vara viktiga i valet är vilken befintlig plattform som används, verktygets möjlighet att skapa interaktiva rapporter samt vilken typ av användare verktyget riktar sig till. Även andra egenskaper visar sig vara viktiga att ta hänsyn till, men då främst beroende på vilka krav som ställs. Resultatet av den praktiska jämförelsen mellan de olika rapportverktygen visar att verktygen till viss del överlappar varandra i funktionalitet samtidigt som de är anpassade för olika typer av användare och plattformar. De utgör allihop delar i Microsofts BI-pussel som på olika sätt skall bidra till att alltid kunna täcka upp de krav som kan finnas beroende på behov och förutsättningar. Samtidigt visar det sig att jämförda rapportverktyg besitter vissa generella egenskaper som gör att verktygen i stora drag klarar, om än på olika sätt, att skapa snarlika rapporter.

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This article reports on the development of a new measure entitled: Reactions to Teaching Situations to indicate levels of emotional intelligence among beginning teachers. This article discusses the concept of emotional intelligence and defends the development of such a measure specifically related to the situations in the teaching environment, an environment where emotional intelligence is considered to influence a teachers' thoughts and actions. The measure was found to have acceptable reliability and a range of individual differences was reported. Gender differences were found where female teachers reported greater likelihood of demonstrating emotional intelligence compared to male teachers. There was partial support for the four branch model of emotional intelligence. The discussion includes some projections for these findings and for the use of this measure with more experienced teachers.

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Further evidence is presented to demonstrate the validity of a new measure of emotional intelligence: Reactions to Teaching Situations (RTS). Using criterion-related groups of high and low scorers on the RTS, it is shown that high scorers give more responses coded as emotional intelligence in their answers to sentence completion tasks relating to ten situations found in teaching. The questions of convergent and discriminant validity is tackled by examination of correlations of emotional intelligence scores and scores on the Multiple Intelligences Checklist for Adults (MICA) and information processing preferences as measured by the Myers-Briggs Type Indicator (MBTI). The results confirm that emotional intelligence (as assessed by the RTS) bears significant relationships to both intrapersonal and interpersonal intelligences and also to linguistic intelligence, but emotional intelligence shows no significant relationships with the MBTI preferences.