Alton Y K Chua
Dados Biográficos
| ID | 2945558 |
|---|---|
| NOME | Alton Y K Chua |
| PRENOMES | Alton Y K |
| SOBRENOME | Chua |
| ASSINATURA | CHUA A Y K |
| AFILIAÇÕES | Nanyang Technological University |
| ORCID | 0000-0002-5603-2453 |
| VERIFICADO | Sim |
| TOTAL DE OBRAS | 15 |
| TOTAL DE CITAÇÕES | 40 |
| TOTAL COMO AUTOR | 15 |
| TOTAL COMO EDITOR | 0 |
| PRIMEIRO ANO DE PUBLICAÇÃO | 2014 |
| ANO MAIS RECENTE DE PUBLICAÇÃO | 2025 |
| ÍNDICE H | 4 |
Debiasing anchoring bias in the context of telemedicine
Clinical decision-making in the context of asynchronous ‘store-and-forward’ telemedicine can be susceptible to the cognitive shortcut of anchoring bias. This paper aims to (1) examine the effect of cognitive style, cognitive ability, and information breadth on anchoring bias in telemedicine, (2) validate the effectiveness of a composite debiasing strategy, (3) investigate how the extent of debiasing is affected by cognitive style, cognitive abili…
Digital prejudices
Purpose The purpose of this paper is to investigate gender, racial, and religious biases among four popular Generative AI (GAI) chatbots, namely ChatGPT3.5, ChatGPT4, Gemini, and Bing Chat. Design/methodology/approach Based on existing literature, this paper develops the Bias Assessment Test Set (BATS) comprising 900 closed-ended prompts and 12 pairs of open-ended prompts related to gender, race, and religion. A total of 34,227 numerical response…
Effect of autonomous vehicle-related eWOM on (fe)males’ attitude and perceived risk as passengers and pedestrians
Purpose This study investigates how autonomous vehicle (AV)-related electronic word-of-mouth (eWOM) of different polarities affects attitude and perceived risk from the perspectives of both passengers and pedestrians and whether any gender differences exist. It also seeks to identify AV-adoption user archetypes. Design/methodology/approach An online experiment was conducted, manipulating eWOM polarity (positive, negative or mixed) as a between-pa…
From attraction to monetization
Purpose This study examines the phenomenon of “knowledge influencers,” individuals who convey expert information to non-expert audiences and attract users to subscribe to their self-created knowledge products. It seeks to address two research questions: (1) What are the antecedents that promote perceived attractiveness of knowledge influencers? and (2) How does perceived attractiveness of knowledge influencers affect users’ willingness to subscri…
Archetypes of influential users in social question-answering sites
Purpose This paper seeks to address the following two research questions. RQ1: What are the influential user archetypes in the social question-answering (SQA) community? RQ2: To what extent does user feedback affect influential users in changing from one archetype to another? Design/methodology/approach Based on a sample of 13,840 influential users drawn from the Covid-19 community on Zhihu, the archetypes of influential users were derived from t…
AI-enabled investment advice
The impact of context clues on online review helpfulness
Purpose This paper seeks to propose and empirically validate a conceptual model on the antecedents of review helpfulness comprising three constructs, namely, valence dissimilarity, lexical dissimilarity and review order. Design/methodology/approach A panel dataset of customer reviews was collected from Amazon. Using deep learning and text processing techniques, 650,995 reviews on 13,612 products from 570,870 reviewers were analyzed. Using negativ…
Who sells knowledge online? An exploratory study of knowledge celebrities in China
Purpose This study explores identity signaling used by an emerging class of knowledge celebrities in China – Knowledge Wanghong – who sell knowledge products on online platforms. Because identity signaling may involve constructing unique online identities and controlling over product-related and seller-related characteristics, the purpose of this study is two-fold: (1) to uncover different online identities of knowledge celebrities; and (2) to ex…
How do users respond to online rumor rebuttals
How alluring is the online profile of tour guides
Intentions to trust and share online health rumors
Theorizing the textual differences between authentic and fictitious reviews
Purpose: The purpose of this paper is twofold: to build a theoretical model that identifies textual cues to distinguish between authentic and fictitious reviews, and to empirically validate the theoretical model by examining reviews of positive, negative as well as moderate polarities. Design/methodology/approach: Synthesizing major theories on deceptive communication, the theoretical model identifies four constructs – comprehensibility, specific…
The Retransmission of Rumor and Rumor Correction Messages on Twitter
This article seeks to examine the relationships among source credibility, message plausibility, message type (rumor or rumor correction) and retransmission of tweets in a rumoring situation. From a total of 5,885 tweets related to the rumored death of the founding father of Singapore Lee Kuan Yew, 357 original tweets without an "RT" prefix were selected and analyzed using negative binomial regression analysis. The results show that source credibi…
In search of patterns among travellers' hotel ratings in TripAdvisor
Antecedents and effects of social network fatigue
Guided by literature on “fatigue” from within the domains of clinical and occupational studies, the present article seeks to define the phenomenon termed social network fatigue in the context of one of the popular uses of social networks, namely, to stay socially connected. This is achieved through an identification of the antecedents and effects of experiences that contribute to negative emotions or to a reduction in interest in using social net…
In search of patterns among travellers' hotel ratings in TripAdvisor
How alluring is the online profile of tour guides
Who sells knowledge online? An exploratory study of knowledge celebrities in China
Purpose This study explores identity signaling used by an emerging class of knowledge celebrities in China – Knowledge Wanghong – who sell knowledge products on online platforms. Because identity signaling may involve constructing unique online identities and controlling over product-related and seller-related characteristics, the purpose of this study is two-fold: (1) to uncover different online identities of knowledge celebrities; and (2) to ex…
The Retransmission of Rumor and Rumor Correction Messages on Twitter
This article seeks to examine the relationships among source credibility, message plausibility, message type (rumor or rumor correction) and retransmission of tweets in a rumoring situation. From a total of 5,885 tweets related to the rumored death of the founding father of Singapore Lee Kuan Yew, 357 original tweets without an "RT" prefix were selected and analyzed using negative binomial regression analysis. The results show that source credibi…
The impact of context clues on online review helpfulness
Purpose This paper seeks to propose and empirically validate a conceptual model on the antecedents of review helpfulness comprising three constructs, namely, valence dissimilarity, lexical dissimilarity and review order. Design/methodology/approach A panel dataset of customer reviews was collected from Amazon. Using deep learning and text processing techniques, 650,995 reviews on 13,612 products from 570,870 reviewers were analyzed. Using negativ…
Theorizing the textual differences between authentic and fictitious reviews
Purpose: The purpose of this paper is twofold: to build a theoretical model that identifies textual cues to distinguish between authentic and fictitious reviews, and to empirically validate the theoretical model by examining reviews of positive, negative as well as moderate polarities. Design/methodology/approach: Synthesizing major theories on deceptive communication, the theoretical model identifies four constructs – comprehensibility, specific…
Antecedents and effects of social network fatigue
Guided by literature on “fatigue” from within the domains of clinical and occupational studies, the present article seeks to define the phenomenon termed social network fatigue in the context of one of the popular uses of social networks, namely, to stay socially connected. This is achieved through an identification of the antecedents and effects of experiences that contribute to negative emotions or to a reduction in interest in using social net…
In search of patterns among travellers' hotel ratings in TripAdvisor
Theorizing the textual differences between authentic and fictitious reviews
Purpose: The purpose of this paper is twofold: to build a theoretical model that identifies textual cues to distinguish between authentic and fictitious reviews, and to empirically validate the theoretical model by examining reviews of positive, negative as well as moderate polarities. Design/methodology/approach: Synthesizing major theories on deceptive communication, the theoretical model identifies four constructs – comprehensibility, specific…
The Retransmission of Rumor and Rumor Correction Messages on Twitter
This article seeks to examine the relationships among source credibility, message plausibility, message type (rumor or rumor correction) and retransmission of tweets in a rumoring situation. From a total of 5,885 tweets related to the rumored death of the founding father of Singapore Lee Kuan Yew, 357 original tweets without an "RT" prefix were selected and analyzed using negative binomial regression analysis. The results show that source credibi…
Intentions to trust and share online health rumors
How do users respond to online rumor rebuttals
How alluring is the online profile of tour guides
Who sells knowledge online? An exploratory study of knowledge celebrities in China
Purpose This study explores identity signaling used by an emerging class of knowledge celebrities in China – Knowledge Wanghong – who sell knowledge products on online platforms. Because identity signaling may involve constructing unique online identities and controlling over product-related and seller-related characteristics, the purpose of this study is two-fold: (1) to uncover different online identities of knowledge celebrities; and (2) to ex…
The impact of context clues on online review helpfulness
Purpose This paper seeks to propose and empirically validate a conceptual model on the antecedents of review helpfulness comprising three constructs, namely, valence dissimilarity, lexical dissimilarity and review order. Design/methodology/approach A panel dataset of customer reviews was collected from Amazon. Using deep learning and text processing techniques, 650,995 reviews on 13,612 products from 570,870 reviewers were analyzed. Using negativ…
AI-enabled investment advice
Effect of autonomous vehicle-related eWOM on (fe)males’ attitude and perceived risk as passengers and pedestrians
Purpose This study investigates how autonomous vehicle (AV)-related electronic word-of-mouth (eWOM) of different polarities affects attitude and perceived risk from the perspectives of both passengers and pedestrians and whether any gender differences exist. It also seeks to identify AV-adoption user archetypes. Design/methodology/approach An online experiment was conducted, manipulating eWOM polarity (positive, negative or mixed) as a between-pa…
From attraction to monetization
Purpose This study examines the phenomenon of “knowledge influencers,” individuals who convey expert information to non-expert audiences and attract users to subscribe to their self-created knowledge products. It seeks to address two research questions: (1) What are the antecedents that promote perceived attractiveness of knowledge influencers? and (2) How does perceived attractiveness of knowledge influencers affect users’ willingness to subscri…
Archetypes of influential users in social question-answering sites
Purpose This paper seeks to address the following two research questions. RQ1: What are the influential user archetypes in the social question-answering (SQA) community? RQ2: To what extent does user feedback affect influential users in changing from one archetype to another? Design/methodology/approach Based on a sample of 13,840 influential users drawn from the Covid-19 community on Zhihu, the archetypes of influential users were derived from t…
Debiasing anchoring bias in the context of telemedicine
Clinical decision-making in the context of asynchronous ‘store-and-forward’ telemedicine can be susceptible to the cognitive shortcut of anchoring bias. This paper aims to (1) examine the effect of cognitive style, cognitive ability, and information breadth on anchoring bias in telemedicine, (2) validate the effectiveness of a composite debiasing strategy, (3) investigate how the extent of debiasing is affected by cognitive style, cognitive abili…
Digital prejudices
Purpose The purpose of this paper is to investigate gender, racial, and religious biases among four popular Generative AI (GAI) chatbots, namely ChatGPT3.5, ChatGPT4, Gemini, and Bing Chat. Design/methodology/approach Based on existing literature, this paper develops the Bias Assessment Test Set (BATS) comprising 900 closed-ended prompts and 12 pairs of open-ended prompts related to gender, race, and religion. A total of 34,227 numerical response…
Psychology (11 obras) · Computer Science (9 obras) · Social Psychology (9 obras) · Advertising (6 obras) · Business (6 obras) · Digital Marketing and Social Media (5 obras) · Marketing (4 obras) · Social Psychology (4 obras) · Misinformation and Its Impacts (3 obras) · Perception (3 obras)