Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 20 for “"Deception detection"”.
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Deception detection in dialogues
… now an urgent need for both theory that explains deception and applications that automatically detect deception. In this thesis I address this need with a novel application that learns from examples and detects deception reliably in natural-language dialogues. I formally define the problem of …
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The impact of thin(ner) slicing on deception detection
… of behavior less than five minutes) affected deception detection. Participants (N = 262) were randomly assigned to one of seven exposure length conditions (i.e., 5-second, 10-second, 15-second, 20-second, 25-second, 30-second, or full-length clips). They attempted to detect the deception of 12 …
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Dual-task interference and its influence on deception detection and memory
… engaging in executive function tasks impacted deception detection and memory performance. University students (N = 185) were randomly assigned to detect deception while also performing a concurrent monitoring, memory, planning, motor, or visual task, or no additional task (single-task control). …
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A Study on the Impact of Transfer Learning for Deception Detection
… by separate BERT models fine-tuned on separate deception datasets has on performance and saw several examples of improvement in baseline accuracy. Furthermore, the effect of using multiple methods that add information to text via named entities was evaluated using a BERT model as well as a …
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The effect of target language proficiency on deception detection among undergraduate students
… targets’ language proficiency on observers’ lie detection accuracy, discrimination, bias, and confidence. Observers (N = 132) were randomly assigned to make deception judgments about targets (N = 56) from four proficiency groups (i.e., native, advanced, intermediate, and beginner English …
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Linguistic Deception Detection – Models, Domains, Behaviors, Stylistic Patterns to Large Language Models (LLMs)
Deception in language—ranging from fake news and spam to phishing and rumor—has long been a tool for manipulation, exploiting linguistic ambiguity and psychological triggers to mislead readers. Deception spanned varied domains, yet shared common traits, which enabled the development of …
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Developing deception detection skills: an investigation of theory of mind and emotion knowledge as precursors
… these skills are often relied upon for detecting deception in others. The purpose of the study was to examine predictors of children’s deception detection skills to shed light on the development of social cognition. Specifically, preschoolers’ emotion knowledge was examined as a potential …
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Deception detection techniques in the client-therapist relationship from the perspective of a marriage and family therapist
This study investigated deception in the therapeutic session based on interviews with marriage and family therapists. The participants included 30 male and female marriage and family therapists with one or more post-baccalaureate degrees. Conducting interviews using open ended questions yielded a …
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An Empirical Exploration of Countermeasures in HCI-Based Deception Research
… of countermeasures that is present in the deception detection literature to date was mapped out by conducting a literature review of countermeasures related work in the deception detection discipline. Second, after evaluating and analyzing this literature, Signal Detection Theory (SDT) was …
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Three Studies Examining Nonprofessional Investors' Decision Making
… in this study suggests that investors can use deception detection DAs to identify deceptive behavior in video disclosures, and that the use of such DAs affects their perceptions of disclosure credibility. This study posits that management's pre-existing reputation affects investors' perceptions …
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DETECTING DECEPTION IN THE WILDERNESS: A PROPOSAL OF WARFARE INTEGRATED LIE DETECTION SYSTEM (WILDS)
… with particular focus on detecting human deception. It provides an in-depth overview of the current unclassified practices used to detect deception, evaluates the viability of incorporating emerging technologies, and proposes an operator function model and employment model for a …
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The Effects of Ego Depletion and Deception on Thin-Slicing Accuracy
… to examine the effects of ego depletion and deception on thin slicing. Experiment 1 examined whether participants could identify a video that contained a lie at an accuracy rate better-than-chance. Fifty-five percent of participants selected the deception video, which provided support that …
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The Dangers of Speaking a Second Language: An Investigation of Lie Bias and Cognitive Load
… study evaluated the presences of bias within deception frameworks such as the Truth Default State and the veracity effect. This study investigated whether deception detection can be improved by modifying the conditions under which statements are given by placing statement providers under …
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Effects of deceptive behavior on biomechanical measures of standing posture
The accurate detection of deception has potential applications in many fields including credibility assessment, security screening, homeland security, and counter-terrorism. Techniques currently used for deception detection typically capitalize on deception-related physiological changes, and …
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A Critical Evaluation of the Usefulness of Criteria-Based Content Analysis for Judging the Credibility of Public Appeals for Missing Persons
… (CBCA), a credibility assessment or “truth detection” tool. Although CBCA was specifically designed for child witness statements in sexual abuse cases, it has since been argued that the method is effective when applied: i) to the statements of adults, ii) to statements unrelated to sexual …
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Content and Stylistic Models for Authorship, Stance, and Hyperpartisan Detection
… identification, express their opinion via stance detection, and articulate news while belonging to the left or right political party using hyperpartisan news detection. In the first problem, this research studies the case of deception detection in online reviews. It compares the distribution of …
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Detecting deception in second-language speakers
It is currently unknown how lie detection accuracy is affected when someone is speaking in his or her second language. We examined whether language proficiency had an impact on lie detection. We hypothesized that when judging the veracity of second-language speakers, participants would be better …
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The effect of language proficiency on second-language lie detection.
… language proficiencies would affect their lie detection judgments. In a previous study, native- and second-language English speakers were videotaped as they either lied or told the truth about having cheated on a test (Da Silva & Leach, 2013). A total of 284 undergraduate students viewed the …
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Linguistic Cues to Deception
… to add data to the body of knowledge for deception cues. Participants wrote truthful and deceptive essays arguing why items salvaged from the wreckage were useful for survival. Cues to deception considered here fit into four categories: those caused by a deceivers' negative emotion, verbal …