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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

"Two separate lanes which on occasion bump into each other" : A Qualitative Study on How Collective Cognition in Entrepreneurial Teams Affect International Opportunities

Nyberg, Josefin, Atladottir, Viktoria January 2021 (has links)
During the last three decades, research and activity within international entrepreneurship have accelerated. The international entrepreneurial process consists of, for instance, international opportunities that are recognized as a critical function. Over time, the research view of the entrepreneur within the entrepreneurial process has shifted from being an individual to being more frequently discovered as plural, and more recent studies emphasize that the entrepreneurial team is the primary catalyst for new venture creation. However, the complexity differs for the entrepreneurial teams that internationalize since uncertainty and increased risk, which may require appropriate levels of collective cognition affecting the teams and international opportunities. This thesis aims to combine aspects of international entrepreneurship and international business with exploring to what extent the collective cognition of entrepreneurial teams determines the discovery and exploitation of international opportunities within Swedish SMEs. By investigating from the entrepreneurial team perspective, this thesis strives to present a more accurate picture of the impact of collective cognition on organizations' international opportunities. An abductive research approach combined with a qualitative method has been applied to ensure a more extensive understanding of the subject. The literature review provides definitions as well as an in-depth understanding of the thesis’ four core concepts; collective cognition, internationalization, international opportunities, and entrepreneurial teams. Finally, the theoretical framework concludes with a conceptual framework model explaining how the concepts are related. The empirical findings tie together with the theoretical framework, and the concepts are further analyzed in relation and contrast to each other. Lastly, the findings are gathered in the final chapter, concluding that entrepreneurial teams’ international opportunities are influenced by collective cognition in Swedish SMEs, which can play an essential role in the internationalization and discovery and exploitation of further international opportunities. / Nej
2

Resilient Features Of Re-emerging Dyadic Communication Systems In An Interactive Virtual Environment

Ulubay, Murat 01 February 2013 (has links) (PDF)
This study mainly focuses on the emergence and utilization of communication systems in the context of joint action where collective cognitive activity is required. Dyads are given an instant messaging medium of communication where only a limited number of characters and symbols can be used for information exchange in order to collaborate on common tasks of finding objects, in a network-based interactive virtual environment (ActiveWorlds), a 3D, multi-agent, virtual reality platform. The restrictions on communication and the requirement of collaboration facilitated the creation of a lexical inventory and a minimalistic communication system, a compressed version of dyads&rsquo / shared Natural Languages (NLs). Across eight experimental sessions, two manipulations are made in order to study their effects on parameters on 4 levels of analysis: (1) Quantitative, (2) Syntactic Complexity, (3) Lexical Category and (4) Speech Act Category. The two interventions are (1) increasing the number of targets from one to two after the first three experiments, and (2) administering a two months break between the 6th and 7th-8th experiments. Increased number of target objects influenced the quantitative parameters that are related to the amount of communication as well as the use scores of lexical, syntactic, and speech act categories / however, the use ratios of several parameters were resilient under this manipulation and rather showed different trends of change characterizing the development of the system towards a more mature state in accordance with the demands of the task structure. The opposing trends of increasing use ratio of Assertive and decreasing use ratio of Directive Speech Acts and decreasing use ratios of the Type/Token Number of Lexical Items in a session, the Number of New Lexical Items in a session and increasing ratio of Turn Success are also characteristics of this maturation. The break administered between the 6th and 7th experimental session did not cause any decay in the acquired skills of using the emerged communication system. The previously negotiated strategies and acquired skills of communication as well as the trends of the use ratios of parameters were resilient. The qualitative analysis of the developing communication system revealed several strategies, including compression of NL words into new lexical items, exploiting the redundancy of characters of written words, and iconicity and indexicality of given symbols. The main drivers of the development of the new communication system appeared to be the processes of integration of communicative with behavioral action. The cognitive capacities enabling this integration and the comprehension of the utterances in the new system is explained by the Cognitive and Communicative Principles of Relevance that are attributed to a comprehension sub-module of a mind-reading module of the human cognitive system.
3

Collective cognition and decision-making in humans and fish

Clément, Romain Jean Gilbert 23 September 2016 (has links)
Das Zusammenleben in Gruppen ist im Tierreich ein weit verbreitetes Phänomen. Einer der Vorteile des Gruppenlebens könnte die sogenannte „Schwarmintelligenz“ sein, das heißt die Fähigkeit von Gruppen kognitive Probleme zu lösen, die die Problemlösekompetenz einzelner Individuen übersteigt. In der vorliegenden Dissertation untersuchte ich, ob die Gruppengröße beim Menschen und bei Fischen mit einer verbesserten Entscheidungsfindung einhergeht. Beim Menschen analysierte ich zunächst das Abschneiden von Einzelpersonen, die später als Teil einer Gruppe getestet wurden, in einfachen Einschätzungsaufgaben sowie komplizierteren Satz-Rekonstruktionstests. Meine Frage war, ob es Individuen in Gruppen gelingt bessere Entscheidungen zutreffen als das einem durchschnittlichen Individuum der Gruppe alleine möglich wäre und ob Gruppen sogar die Leistung ihres besten Mitglieds in den individuellen Tests überbieten könnten. Tatsächlich konnte ich zeigen, dass Gruppen die Leistung des besten Mitglieds übertreffen, wenn die Problemstellung für Einzelpersonen zu komplex ist oder sich häufig wiederholt. Weiterhin gelang mir zu zeigen, dass Gruppen von Menschen bei einer simulierten Prädationssituation, ähnlich wie es bereits für andere Tierarten beschrieben wurde, anhand von so genannten „Quorum“-Regeln durch non-verbale Kommunikation entscheiden, ob sie bleiben oder flüchten. Dabei dienen einfache Bewegungsmuster als Schlüsselreiz. Individuen einer Gruppe erhöhen durch diesen Mechanismus gleichzeitig ihre echt positiven und verringern ihre falsch positiven Entscheidungen. Beim Guppy, einem Süßwasserfisch aus Trinidad, untersuchte ich in deren natürlichem Habitat, ob die Fähigkeit einzelner Individuen zwischen einer genießbaren und einer ungenießbaren Futterquelle zu unterscheiden, mit der Gruppengröße ansteigt. Meine Ergebnisse zeigen, dass Guppys mit größerer Wahrscheinlichkeit eine genießbare Futterquelle identifizierten, sobald sie Teil einer größeren Gruppe waren. / Group living is a widespread phenomenon. One of its assumed advantages is collective cognition, the ability of groups to solve cognitive problems that are beyond single individuals’ abilities. In this thesis, I investigated whether decision-making improves with group size in both humans and fish, thus using the strengths of each system. In humans, I tested individual performance in simple quantity estimation tasks and a more difficult sentence reconstruction task first alone and then as part of a group. My question was whether groups were able to improve not only on average individual decisions, but also to beat their best members. Indeed, when a given problem is recurrent or too complex for individuals, groups were able to outperform their best members in different contexts. Furthermore, I showed that in a simulated predation experiment, groups of humans decided to stay or to escape using quorum thresholds based on movement behaviour without verbal communication, as has been shown in other animals. This simple movement mechanism allowed individuals in groups to simultaneously increase true positives and decrease false positives. In the guppy, a freshwater fish from Trinidad, I tested in their natural environment whether individuals’ ability to distinguish between an edible and a non-edible food item increases with group size. My results indicate that guppies had better chances to identify the edible food item when part of bigger groups. By investigating several populations with different ecological backgrounds, in particular differing in predation levels, I found that, despite a lower sampling activity in high predation habitats, predation did not affect the improvement of decisions in groups.
4

A multilevel study of collective efficacy, self-mental models, and collective cognition in university student group activities

Alavi, Seyyed Babak, Education, Faculty of Arts & Social Sciences, UNSW January 2005 (has links)
The main goal of this study was to identify some determinants of collective efficacy in small groups. A multilevel approach was used to posit hypotheses and research questions relating individual and shared beliefs of collective efficacy to collective cognition activities, task interdependence, self-efficacy for group work, and collective orientation. A two-phase longitudinal design was employed. The sample comprised 270 university students, enrolled in seven courses and involved in 86 work groups in both phases of the study. All groups were required to perform interdependent academic tasks. The results of multiple regression analysis of aggregated variables provided some evidence that the more group members perceived themselves to be interdependent in the early stages of group work and assigned their tasks interdependently during group processes, the more likely they developed high collective efficacy in the final stages of group work. Collective efficacy was also related to the group average of self-efficacy for group work when task interdependence was high. Multilevel analysis was also used. These results showed that variation at the individual level was considerable, and there was significant but relatively little variation at the group level, with small effect sizes, for a few variables including collective efficacy. Structural equation modelling was used to confirm the theoretical framework at the individual level after accounting for group level variation. The results suggested that integration and constructive evaluation of ideas during group processes and self-efficacy for group work may have been determinants of collective efficacy at the individual level. Moreover, collective efficacy at the individual level was related to an interdependent perception of self in relation to other group members. The results suggest that helping group members learn how to evaluate and integrate each other???s ideas during group activities, and perceive themselves to be interdependent may enhance group capabilities for performing tasks. In addition, improving students??? self-efficacy for group work was identified as a key factor, as it may enhance a sense of interdependence among group members, improve the extent to which group members participate in integrating and evaluating ideas, and increase the whole group???s capabilities for performing tasks.
5

A multilevel study of collective efficacy, self-mental models, and collective cognition in university student group activities

Alavi, Seyyed Babak, Education, Faculty of Arts & Social Sciences, UNSW January 2005 (has links)
The main goal of this study was to identify some determinants of collective efficacy in small groups. A multilevel approach was used to posit hypotheses and research questions relating individual and shared beliefs of collective efficacy to collective cognition activities, task interdependence, self-efficacy for group work, and collective orientation. A two-phase longitudinal design was employed. The sample comprised 270 university students, enrolled in seven courses and involved in 86 work groups in both phases of the study. All groups were required to perform interdependent academic tasks. The results of multiple regression analysis of aggregated variables provided some evidence that the more group members perceived themselves to be interdependent in the early stages of group work and assigned their tasks interdependently during group processes, the more likely they developed high collective efficacy in the final stages of group work. Collective efficacy was also related to the group average of self-efficacy for group work when task interdependence was high. Multilevel analysis was also used. These results showed that variation at the individual level was considerable, and there was significant but relatively little variation at the group level, with small effect sizes, for a few variables including collective efficacy. Structural equation modelling was used to confirm the theoretical framework at the individual level after accounting for group level variation. The results suggested that integration and constructive evaluation of ideas during group processes and self-efficacy for group work may have been determinants of collective efficacy at the individual level. Moreover, collective efficacy at the individual level was related to an interdependent perception of self in relation to other group members. The results suggest that helping group members learn how to evaluate and integrate each other???s ideas during group activities, and perceive themselves to be interdependent may enhance group capabilities for performing tasks. In addition, improving students??? self-efficacy for group work was identified as a key factor, as it may enhance a sense of interdependence among group members, improve the extent to which group members participate in integrating and evaluating ideas, and increase the whole group???s capabilities for performing tasks.

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