2,505 research outputs found

    The constitution of objectivities in consciousness in Ideas I and Ideas II

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    In this paper, I present the difficulty in the phenomenology of explaining the constitution of objectivities in consciousness. In the context of phenomenological reduction, constitution has to be understood as unveiling the universal and necessary essences. Recognized by Husserl in Ideas I and named as functional problems, the constitution of objectivities refers at first to individual consciousness, and then to an intersubjective one. In Ideas II, the phenomenologist explains how the constitution of nature, psyche, and spirit occurs. This process begins by assuming three premises: the ontological realism, the regularity of nature, and the transcendental idealism. In this process, the ego, apart from constituting objects (the body, the psyche, and the others), constitutes itself. The objects of material reality are constituted through aesthetic synthesis which unifies singularities and contextualizes the lived experience. The body, as a perceptive organ, perceives the exterior, and the location of the sensory stimulus is the soul. The soul is a real and transcendent object, which is linked to physical things that are constituted in a solipsistic way or intersubjectively. Empathy allows the subject to recognize the consciousness of the alter ego as capable of spontaneous movements and actions, a co-presence sharing the same horizons. Thus, through the theoretical attitude, the physical world is perceived, and through the spiritual attitude the spiritual world is perceived, a living world shared by free intelligent beings. For this, intersubjectivity fulfills a fundamental role, because only in the relationship with the other does the identity of the objects, of the other, and of the self become evident

    IT and NPD Performance: Unveiling the Mediating Effects of Process Integration and Knowledge Integration

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    The elusive relationship between information technology (IT) and business value continues to challenge academics and researchers. Recently, it has been suggested that a process-level framework that accounts for intermediate organizational factors is likely to allow us to better understand the antecedents of the business value of IT. This paper develops a model examining the impact of distinct IT usages on new product development (NPD) process performance. The mediating roles of two distinct integration types are examined: process integration and knowledge integration. These two integration types are conceptualized and distinguished from each other in an effort to provide a deeper understanding as to how they are influenced by IT and how they influence NPD performance. The model contributes to research by elucidating the role of IT in the NPD process and by extending the extant theory on integration and NPD performance and incorporating the distinct effects of the two integration types

    Integrating knowledge in the face of epistemic uncertainty : dialogically drawing distinctions

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    In this article, we contribute to a processual understanding of knowledge integration in interdisciplinary collaboration by foregrounding the role of dialogue in dealing with epistemic uncertainty. Drawing on an ethnographic study of collaboration among scientists involved in developing a highly novel bioreactor, we suggest that knowledge integration is not a homogeneous process but requires switching between different knowledge integration practices over time. This is particularly notable in the case of ‘epistemic breakdowns’ – deeply unsettling events where hitherto-held understandings of the nature of problems appear unworkable. In such cases, it is not sufficient to deal solely with coordination issues; collaborators need to find ways to address generative knowledge integration processes and to venture, collectively, into the unknown. We demonstrate how this generative quest of knowledge integration is achieved through a dialogical process of drawing and testing new distinctions that allows actors to gradually handle the epistemic uncertainty they face

    Unveiling Key Features: A Comparative Study of Machine Learning Models for Alzheimer\u27s Detection

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    This thesis rigorously evaluates the application of an array of natural language processing (NLP) techniques and machine learning models to identify linguistic signatures indicative of dementia, as sourced from the DementiaBank Pitt corpus. Utilizing a binary classification paradigm, this study meticulously integrates sophisticated embedding methods—including Doc2Vec, Word2Vec, GloVe, and BERT—with traditional machine learning algorithms such as Random Forest, Multinomial Naïve Bayes, ADA boost, KNN classifier, and Logistic Regression, alongside deep learning architectures like LSTM, Bi-LSTM, and CNN-LSTM. The efficacy of these methodologies is evaluated based on their capacity to differentiate between transcribed speech impacted by dementia and that from control subjects. To enhance interpretability, this research also employs feature importance analysis through LIME, SHAP, permutation importance, and integrated gradients, shedding light on the variables most instrumental in driving model predictions. The results of this comprehensive analysis not only illuminate the robust potential of these combined NLP and machine learning approaches in the context of medical screening but also contribute additional valuable insights to the field of NLP and dementia screening specifically

    Enhancing Context Specifications for Dependable Adaptive Systems: A Data Mining Approach

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    Context: Adaptive systems are expected to cater for various operational contexts by having multiple strategies in achieving their objectives and the logic for matching strategies to an actual context. The prediction of relevant contexts at design time is paramount for dependability. With the current trend on using data mining to support the requirements engineering process, this task of understanding context for adaptive system at design time can benefit from such techniques as well. Objective: The objective is to provide a method to refine the specification of contextual variables and their relation to strategies for dependability. This refinement shall detect dependencies between such variables, priorities in monitoring them, and decide on their relevance in choosing the right strategy in a decision tree. Method: Our requirements-driven approach adopts the contextual goal modelling structure in addition to the operationalization values of sensed information to map contexts to the system’s behaviour. We propose a design time analysis process using a subset of data mining algorithms to extract a list of relevant contexts and their related variables, tasks, and/or goals. Results: We experimentally evaluated our proposal on a Body Sensor Network system (BSN), simulating 12 resources that could lead to a variability space of 4096 possible context conditions. Our approach was able to elicit subtle contexts that would significantly affect the service provided to assisted patients and relations between contexts, assisting the decision on their need, and priority in monitoring. Conclusion: The use of some data mining techniques can mitigate the lack of precise definition of contexts and their relation to system strategies for dependability. Our method is practical and supportive to traditional requirements specification methods, which typically require intense human intervention

    Inside outsourcing: A grounded theory of relationship formation within a nascent service system

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    The theory of relationship formation developed in this study tells a coherent story about the relational work of service initiation in technology outsourcing. The study is focused on the contractually defined period of time at the beginning of outsourcing service delivery. As with a play-within-a-play, this work goes on primarily behind the scenes, away from the concurrent task of launching the inter-firm relationship between the client and the provider that will extend for the term of the full contract. This grounded theory study was completed over an eight-month period. The findings are grounded in interviews with 25 individuals who were actively involved in the work of service initiation. Additionally, data sources included extensive observation and access to documents and other artifacts. Data analysis was completed with the analytic processes of dimensional and situational analysis. The situational analysis describes five continuously shifting aspects of the situation that create the context, or supporting structure, for relationship formation. The dimensional analysis builds from the situational analysis to describe four deeply interrelated dimensions: (1) Helping, (2) Veiling / unVeiling, (3) Having Expectation, and (4) Responding to Turbulence. The study then presents a conceptual model of a grounded theory of relationship. It is through the enactment of this total model that relationship formation can be recognized as a vehicle for accomplishing work. An understanding that relationship formation depends on a way of recognizing and honoring the power of relationships and the role they play in supporting the everyday tasks of service initiation emerged from this work. As a result, this study does not strive to define relationship as one thing or even a group of things. Instead, it proposes a conceptual model through which relationships are formed and can be recognized as such. The electronic version of this dissertation is accessible at the OhioLINK ETD Center, https://etd.ohiolink.edu

    The Chagos Islands cases: the empire strikes back

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    Good governance requires the accommodation of multiple interests in the cause of decision making. However, undue regard for particular sectional interests can take their toll upon public faith in government administration. Historically, broad conceptions of the good of the commonwealth were employed to outweigh the interests of groups that resisted colonisation. In the decision making of the British Empire, the standard approach for justifying the marginalisation of the interests of colonised groups was that they were uncivilised and that particular hardships were the price to be paid for bringing to them the imperial dividend of industrial society. It is widely assumed that with the dismantling of the British Empire, such impulses and their accompanying jurisprudence became a thing of the past. Even as decolonisation proceeded apace after the Second World War, however, the United Kingdom maintained control of strategically important islands with a view towards sustaining its global role. In an infamous example from this twilight period of empire, in the 1960s imperial interests were used to justify the expulsion of the Chagos islanders from the British Indian Ocean Territory (BIOT). Into the twenty-first century, this forced elision of the UK’s interests with the imperial “common good” continues to take centre stage in courtroom battles over the islanders’ rights, being cited before domestic and international tribunals in order to maintain the Chagossians’ exclusion from their homeland. This article considers the new jurisprudence of imperialism which has emerged in a string of decisions which have continued to marginalise the Chagossians’ interests
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