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Ontology-Based Intelligent Interface Personalization for Protection Against Phishing Attacks 基于本体的智能接口个性化网络钓鱼防护
3区 管理学 Q1 INFORMATION SCIENCE & LIBRARY SCIENCE Pub Date : 2023-10-11 DOI: 10.1287/isre.2021.0065
Fatemeh Mariam Zahedi, Yan Chen, Huimin Zhao
Millions of users on the Internet have fallen into phishing website traps. Detection tools are designed to warn users against such attacks, but often fail to achieve this purpose. One crucial reason behind this is that users rarely have a chance to interact and build a relationship with a detection tool that stealthily runs at the backend. A warning message on a rarely seen interface from such a tool hardly inspires users’ trust in its authenticity and accuracy. In this study, we propose an ontology-based intelligent interface personalization (OBIIP) design for the warning interfaces of phishing website detection tools. We first constructed an ontology of warning interface elements (OWIE), which is a comprehensive knowledgebase for warning interface design. We then used OWIE in the design and creation of an OBIIP prototype and assessed it in a laboratory experiment and an online experiment. The results show the significant value of OBIIP in improving users’ performance in terms of self-protection against website phishing attacks and building a stronger relationship with the detection tool in terms of trust in and use of the tool.
数以百万计的互联网用户落入了网络钓鱼网站的陷阱。检测工具的设计目的是警告用户防范此类攻击,但通常无法实现这一目的。这背后的一个关键原因是,用户很少有机会与在后端偷偷运行的检测工具进行交互和建立关系。这样一个工具很少出现的界面上的警告信息很难激发用户对其真实性和准确性的信任。在这项研究中,我们提出了一种基于本体的智能接口个性化(OBIIP)设计,用于网络钓鱼网站检测工具的警告接口。首先构建了预警界面元素本体(OWIE),这是预警界面设计的综合知识库。然后我们在设计和创建OBIIP原型时使用了OWIE,并在实验室实验和在线实验中对其进行了评估。结果表明,OBIIP在提高用户对网站钓鱼攻击的自我保护性能以及在对工具的信任和使用方面与检测工具建立更强的关系方面具有显著的价值。
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引用次数: 0
Racial Discrimination and Anti-discrimination: The COVID-19 Pandemic’s Impact on Chinese Restaurants in North America 种族歧视与反歧视:新冠肺炎疫情对北美中餐馆的影响
3区 管理学 Q1 INFORMATION SCIENCE & LIBRARY SCIENCE Pub Date : 2023-10-11 DOI: 10.1287/isre.2021.0568
Chuang Tang, Shaobo (Kevin) Li, Yi Ding, Ram D. Gopal, Guanglei Zhang
The coronavirus disease 2019 (COVID-19) pandemic has seen a rise in racial discrimination against Asian communities, notably the Chinese population. Despite growing research on various aspects of the pandemic, there is a notable gap in understanding its behavioral impact regarding racial discrimination. This study delves into the manifestations of COVID-19-related racial discrimination and antidiscrimination efforts on online platforms using large-scale data sets from Yelp.com and SafeGraph. We specifically examined how the pandemic affected Chinese restaurants compared with non-Chinese ones at different pandemic phases. Our findings are significant; the pandemic triggered an immediate surge in racial discrimination, resulting in a substantial decrease in customers visiting Chinese restaurants. Importantly, we applied advanced text mining and machine learning techniques to analyze user behavior, consistently revealing that increased discrimination prompted users to take antidiscrimination actions on online platforms. This research highlights a tangible form of racial discrimination through reduced patronage of Chinese restaurants and underscores the capacity of consumers to combat discrimination on online platforms. It calls for targeted policy interventions to address and prevent racial discrimination, particularly in the context of public health crises.
2019冠状病毒病(COVID-19)大流行导致对亚洲社区,特别是华人的种族歧视上升。尽管对这一流行病各个方面的研究日益增多,但在了解其对种族歧视的行为影响方面仍存在明显差距。本研究利用Yelp.com和SafeGraph的大规模数据集,深入研究了与新冠肺炎相关的种族歧视和反歧视在网络平台上的表现。我们特别研究了疫情在不同阶段对中国餐馆和非中国餐馆的影响。我们的发现意义重大;疫情立即引发了种族歧视的激增,导致光顾中餐馆的顾客大幅减少。重要的是,我们应用了先进的文本挖掘和机器学习技术来分析用户行为,结果一致表明,越来越多的歧视促使用户在在线平台上采取反歧视行动。这项研究强调了一种有形形式的种族歧视,即中餐馆的顾客减少,并强调了消费者在网络平台上打击歧视的能力。报告呼吁采取有针对性的政策干预措施,处理和防止种族歧视,特别是在公共卫生危机的背景下。
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引用次数: 0
Are Neighbors Alike? A Semi-supervised Probabilistic Collaborative Learning Model for Online Review Spammers Detection 邻居是一样的吗?基于半监督概率协同学习的在线评论垃圾邮件检测模型
3区 管理学 Q1 INFORMATION SCIENCE & LIBRARY SCIENCE Pub Date : 2023-10-10 DOI: 10.1287/isre.2022.0047
Zhiang Wu, Guannan Liu, Junjie Wu, Yong Tan
Review spammers can harm the trustworthy environment of online platforms by purposefully posting unauthentic ratings and comments for products or online merchants, with the aim of gaining improper benefits. Though a vast majority of methods have been proposed to resolve the spammer detection problem, several challenges such as collusion recognition, label scarcity and biased distributions, etc., are still persistent and call for further investigation. Building on the prevalent collusive spamming behaviors and the network homophily theory, we introduce a reviewer network to account for the explicit co-review relations, and then propose a semi-supervised probabilistic collaborative learning model to capture both reviewers' individual behavioral features and the reviewer network. Our model features in integrating partial labels propagation with a pseudo-labeling strategy and the feature-based learning for reviewer network modelling, which is proved theoretically to be a weighted logistic regression on a network-related synthetic data set. The rich parameters that characterize the importance of network information, the strength of network homophily, and the value of unlabeled data, make our model more transparent. The empirical evaluations on two distinctive real-life data sets have demonstrated the effectiveness of our model and the value of unlabeled data learning, in which the reviewer network after proper trimming shows strong homophily effect and plays a vital role. In particular, the proposed model shows robustness against label scarcity and biased label distribution.
垃圾评论者有目的地对产品或商家发布不真实的评分和评论,以获取不正当利益,破坏网络平台的诚信环境。尽管已经提出了绝大多数方法来解决垃圾邮件发送者检测问题,但共谋识别、标签稀缺性和偏差分布等几个挑战仍然存在,需要进一步研究。在普遍存在的共谋垃圾邮件行为和网络同质性理论的基础上,我们引入了一个审稿人网络来解释显式的共同审稿关系,然后提出了一个半监督概率协作学习模型来捕捉审稿人的个人行为特征和审稿人网络。我们的模型的特点是将部分标签传播与伪标签策略和基于特征的学习集成到审稿人网络建模中,从理论上证明这是对网络相关合成数据集的加权逻辑回归。表征网络信息重要性的丰富参数、网络同质性的强度以及未标记数据的价值,使我们的模型更加透明。在两个不同的现实数据集上的实证评估证明了我们的模型的有效性和无标签数据学习的价值,其中经过适当修剪的审稿人网络表现出很强的同质效应,起着至关重要的作用。特别是,该模型对标签稀缺性和有偏差的标签分布具有鲁棒性。
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引用次数: 0
An Onto-Epistemological Analysis of Information Privacy Research 信息隐私研究的本体-认识论分析
3区 管理学 Q1 INFORMATION SCIENCE & LIBRARY SCIENCE Pub Date : 2023-10-05 DOI: 10.1287/isre.2021.0633
Heng Xu, Nan Zhang
Privacy is one of the most pressing concerns in the continuously evolving landscape of information technology. Despite decades of vigorous and multifaceted exploration in the interdisciplinary field of information privacy, a consensual or unifying theory remains elusive. Moreover, the complexities of issues surrounding privacy are frequently labeled as “too big to understand” in the public press. At this critical juncture, it is beneficial to delve deeper into the foundational assumptions that privacy scholars have about privacy phenomena. In this commentary, we offer a fresh perspective by drawing on Dreyfus’ influential exegesis of the Heideggerian onto-epistemological framework to reflect on these assumptions. The perspective we offer yields three integrative recommendations for future privacy research to open to new research directions. We illustrate how these new directions could not only grow future privacy research but also facilitate the design of more effective privacy-protection measures in practice.
在不断发展的信息技术环境中,隐私是最紧迫的问题之一。尽管在信息隐私的跨学科领域进行了数十年的积极和多方面的探索,但共识或统一的理论仍然难以捉摸。此外,围绕隐私问题的复杂性经常被公众媒体贴上“大到难以理解”的标签。在这个关键时刻,更深入地探讨隐私学者对隐私现象的基本假设是有益的。在这篇评论中,我们通过借鉴德雷福斯对海德格尔本体-认识论框架的有影响力的注释,提供了一个新的视角来反思这些假设。我们提供的视角为未来隐私研究开辟新的研究方向提供了三个综合建议。我们说明了这些新的方向如何不仅可以促进未来的隐私研究,而且有助于在实践中设计更有效的隐私保护措施。
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引用次数: 0
When Variety Seeking Meets Unexpectedness: Incorporating Variety-Seeking Behaviors into Design of Unexpected Recommender Systems 当求变遇到意外:将求变行为融入意外推荐系统的设计
3区 管理学 Q1 INFORMATION SCIENCE & LIBRARY SCIENCE Pub Date : 2023-10-04 DOI: 10.1287/isre.2021.0053
Pan Li, Alexander Tuzhilin
In this paper, we study the consumers’ variety-seeking behavior in recommender system applications and propose a comprehensive framework to measure such behavior based on past consumption records. The effectiveness of the proposed framework is validated through user questionnaire studies conducted at Alibaba, where our constructed variety-seeking measures match well with consumers’ self-reported levels of their variety-seeking behaviors. We subsequently present a recommendation framework that combines the identified variety-seeking levels with unexpected recommender systems in the data mining literature to address consumers’ heterogenous desire for product variety, in which we provide more unexpected product recommendations to variety-seeking consumers and vice versa. Through off-line experiments on three different recommendation scenarios and a large-scale online controlled experiment at a major video-streaming platform, we demonstrate that those models following our recommendation framework significantly increase various business performance metrics and generate tangible economic impact for the company. Our findings lead to important managerial implications to better understand consumers’ variety-seeking behaviors and design recommender systems. As a result, the best performing model in our proposed frameworks is deployed by the company to serve all consumers on the video-streaming platform.
本文研究了推荐系统应用中消费者的品种寻求行为,并基于过去的消费记录提出了一个综合的框架来衡量这种行为。通过在阿里巴巴进行的用户问卷研究验证了所提出框架的有效性,我们构建的品种寻找措施与消费者自我报告的品种寻找行为水平非常吻合。随后,我们提出了一个推荐框架,该框架将数据挖掘文献中确定的品种寻求水平与意想不到的推荐系统相结合,以解决消费者对产品多样性的异质欲望,在该框架中,我们向寻求品种的消费者提供更多意想不到的产品推荐,反之亦然。通过对三种不同推荐场景的离线实验和在主要视频流平台上的大规模在线控制实验,我们证明了遵循我们推荐框架的那些模型显着提高了各种业务绩效指标,并为公司产生了切实的经济影响。我们的研究结果对更好地理解消费者的品种寻求行为和设计推荐系统具有重要的管理意义。因此,在我们提出的框架中,性能最好的模型由公司部署,以服务视频流平台上的所有消费者。
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引用次数: 0
Dynamic Bayesian Network–Based Product Recommendation Considering Consumers’ Multistage Shopping Journeys: A Marketing Funnel Perspective 考虑消费者多阶段购物旅程的动态贝叶斯网络产品推荐:营销漏斗视角
3区 管理学 Q1 INFORMATION SCIENCE & LIBRARY SCIENCE Pub Date : 2023-10-03 DOI: 10.1287/isre.2020.0277
Qiang Wei, Yao Mu, Xunhua Guo, Weijie Jiang, Guoqing Chen
Recommender systems are widely used by platforms/merchants to find the products that are likely to interest consumers. However, existing dynamic methods still face challenges with regard to diverse behaviors, variability in interest shifts, and the identification of psychological dynamics. Premised on the marketing funnel perspective to analyze consumer shopping journeys, this study proposes a novel and effective machine learning approach for product recommendation, namely, multi-stage dynamic Bayesian network (MS-DBN), which models the generative processes of consumers’ interactive behaviors with products in light of their stage transitions and interest shifts. In this way, consumers’ stage-interest-behavior dynamics can be learnt, especially the variability in interest shifts. This provides managerial implications for practice. MS-DBN demonstrates significant performance advantage with general applicability by extracting the generalizable regularity during shopping journeys, which compensates the diversity and sparsity frequently observed in consumer behaviors. In addition, aided by the identification strategies integrated into the learning process, the latent variables in the model can be detected such that consumers’ invisible psychological stages and interests in products can be identified from their observed behaviors, shedding light on the targeted marketing of platforms/merchants and thus enriching the practical value of the approach.
推荐系统被平台/商家广泛用于寻找可能引起消费者兴趣的产品。然而,现有的动态方法在行为的多样性、兴趣转移的可变性以及心理动态的识别等方面仍然面临挑战。本研究以营销漏斗视角分析消费者购物过程为前提,提出了一种新颖有效的产品推荐机器学习方法——多阶段动态贝叶斯网络(MS-DBN),该方法根据消费者的阶段转换和兴趣转移,对消费者与产品互动行为的生成过程进行建模。通过这种方式,可以了解消费者的阶段-兴趣-行为动态,特别是兴趣转移的可变性。这为实践提供了管理意义。MS-DBN通过提取购物过程中的可推广规律,弥补了消费者行为中经常观察到的多样性和稀疏性,显示出显著的性能优势和普遍适用性。此外,通过融入学习过程的识别策略,可以检测模型中的潜在变量,从消费者观察到的行为中识别消费者看不见的心理阶段和对产品的兴趣,为平台/商家的针对性营销提供指导,从而丰富该方法的实用价值。
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引用次数: 0
When Sharing Economy Meets Traditional Business: Coopetition Between Ride-Sharing Platforms and Car-Rental Firms 当共享经济遇上传统商业:共享出行平台与汽车租赁公司的合作
3区 管理学 Q1 INFORMATION SCIENCE & LIBRARY SCIENCE Pub Date : 2023-10-03 DOI: 10.1287/isre.2022.0011
Chenglong Zhang, Jianqing Chen, Srinivasan Raghunathan
Coopetition has been a common practice, especially among emerging markets. The coopetition relationship between a ride-sharing platform and a car-rental firm is distinct in that they operate under two different business models. Although the platform controls both its demand and supply by setting rider prices and driver wages, the car-rental firm operates under the traditional model with a fixed supply and cost structure. Both the platform and car-rental firm compete for riders seeking transportation. If the two cooperate, a driver is allowed to rent from the rental firm and drive for the platform; otherwise, only those owning personal vehicles are allowed to drive for the platform. We show that such supply-side cooperation intensifies demand-side price competition and decreases total revenue. Therefore, coopetition is mutually beneficial only when it leads to a significant decrease in supply costs. We find that the two firms are likely to form a coopetition relationship when the total rider market size is not high, the degree of rider substitutability between the two firms is low, and the platform has a significant market-size advantage over the rental firm. Coopetition between the platform and the rental firm benefits riders and hurts drivers, but it benefits society overall.
合作一直是一种普遍做法,尤其是在新兴市场中。共享出行平台和汽车租赁公司之间的合作关系是截然不同的,因为它们在两种不同的商业模式下运作。虽然该平台通过设定乘客价格和司机工资来控制其需求和供给,但该租车公司在传统模式下运营,具有固定的供应和成本结构。打车平台和租车公司都在争夺想要搭车的乘客。如果两者合作,则允许一名司机从租赁公司租赁并为平台驾驶;否则,只有拥有私家车的人才可以使用该平台。研究表明,供给侧的合作加剧了需求侧的价格竞争,降低了总收入。因此,只有当合作导致供应成本显著降低时,合作才是互利的。我们发现,当总骑手市场规模不高,两家公司之间的骑手可替代性程度较低,平台对租赁公司具有显著的市场规模优势时,两家公司很可能形成合作关系。平台和租赁公司之间的合作对乘客有利,对司机不利,但对整个社会有利。
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引用次数: 0
Consequences of China’s 2018 Online Lending Regulation and the Promise of PolicyTech 中国2018年网络借贷监管的后果和政策科技的承诺
3区 管理学 Q1 INFORMATION SCIENCE & LIBRARY SCIENCE Pub Date : 2023-09-29 DOI: 10.1287/isre.2021.0580
Yidi Liu, Xin Li, Zhiqiang (Eric) Zheng
Swift and unexpected shifts of financial regulations can have profound implications for the general population. This is evidenced by China’s abrupt transition in its stance on P2P lending in 2018. Initially embracing these platforms, the abrupt regulatory pivot to widespread shutdowns. Our empirical research, drawing upon credit application data, demonstrates how this indiscriminate approach hindered economic development opportunities for a significant portion of borrowers, particularly the underprivileged. As a remedy, we advocate for the implementation of AI-driven regulatory frameworks. Rather than a monolithic approach to all borrowers, AI helps distinguish between real financial risks and those that can be managed. This nuanced strategy safeguards individuals’ economic progression, while efficiently mitigating financial hazards. For policymakers and industry stakeholders, our findings underscore the importance of contemplating the broader ramifications of regulatory decisions and harnessing innovative methodologies, such as AI, to strike an optimal balance.
金融监管的迅速和意外变化可能对普通民众产生深远影响。2018年中国在P2P网贷问题上立场的突然转变就证明了这一点。起初,监管机构支持这些平台,但突然转向大范围关闭。我们根据信贷申请数据进行的实证研究表明,这种不分青红皂白的做法阻碍了很大一部分借款人(尤其是贫困群体)的经济发展机会。作为补救措施,我们主张实施人工智能驱动的监管框架。人工智能不是针对所有借款人的单一方法,而是帮助区分真正的金融风险和那些可以管理的风险。这种微妙的策略保障了个人的经济发展,同时有效地降低了金融风险。对于政策制定者和行业利益相关者来说,我们的研究结果强调了考虑监管决策的更广泛影响和利用创新方法(如人工智能)来实现最佳平衡的重要性。
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引用次数: 1
The Performative Production of Trace Data in Knowledge Work 知识工作中痕量数据的绩效生产
3区 管理学 Q1 INFORMATION SCIENCE & LIBRARY SCIENCE Pub Date : 2023-09-20 DOI: 10.1287/isre.2019.0357
Aleksi Aaltonen, Marta Stelmaszak
Firms increasingly harness data that are created as by-products of information systems usage to evaluate and manage employees. However, such “trace data” can be a double-edged sword. The data can provide a whole new visibility into work practices but also, make work less transparent if the employees start to change their behavior to shape the data. We study this dilemma in the context of knowledge work that has traditionally eluded behavioral measurement. We show that when knowledge workers become aware of data collection and have an interest in how their work may be represented by the data, they start to actively perform the data. We identify different patterns by which employees shape work practices to produce trace data. The changes affect not only the actions and data of the focal employee but also, the actions and data of their colleagues and subordinates. Therefore, to fully realize the potential of trace data, managers may need to get involved in designing the data and to set a trace data policy that states how the data will be used in the organization.
公司越来越多地利用作为信息系统使用的副产品而产生的数据来评估和管理员工。然而,这种“跟踪数据”可能是一把双刃剑。这些数据可以为工作实践提供一个全新的可见性,但如果员工开始改变他们的行为来塑造数据,那么工作就不那么透明了。我们在传统上逃避行为测量的知识工作背景下研究这一困境。我们表明,当知识工作者意识到数据收集并对数据如何表示他们的工作感兴趣时,他们就会开始积极地执行数据。我们识别不同的模式,员工通过这些模式塑造工作实践来产生跟踪数据。这种变化不仅影响焦点员工的行为和数据,也影响其同事和下属的行为和数据。因此,为了充分实现跟踪数据的潜力,管理人员可能需要参与设计数据,并设置跟踪数据策略,该策略说明数据将如何在组织中使用。
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引用次数: 0
Does Help Help? An Empirical Analysis of Social Desirability Bias in Ratings 帮助有帮助吗?评分中社会可取性偏差的实证分析
3区 管理学 Q1 INFORMATION SCIENCE & LIBRARY SCIENCE Pub Date : 2023-09-20 DOI: 10.1287/isre.2020.0406
Jinyang Zheng, Yong Tan, Guopeng Yin, Jianing Ding
Review-in-review (RIR) is a feature that allows viewers to generate positive or negative evaluations for primary quality evaluations of a product (e.g., ratings and reviews). This study reveals that it can cause social desirability bias in primary ratings: Reviewers who desire social recognition are driven to adjust their ratings (about 7.4% likelihood) to elicit more helpful responses and avoid unhelpful ones. This bias can be shown as distorted conformity to the prior rating distribution or extremity, depending on the RIR types. The model identifies how bias magnitude correlates with users’ social characteristics, thereby identifying vulnerable individuals. Platforms can incentivize less vulnerable users and remind susceptible ones to decrease the bias and can supplement rating conditional on the identified vulnerability extent (e.g., the distribution by the “independent” raters) to mitigate the bias’s impact on rating viewers. The simulation analysis compares the bias under different counterfactual RIR system designs, finding a composite RIR system (e.g., helpful and unhelpful RIRs) partially neutralizes the bias, obviating the need to remove all RIR features. The model further adapts to evaluate underexplored RIRs forms and can provide a “de-biased” metric while preserving individual ratings.
Review-in-review (RIR)是一种允许查看者对产品的主要质量评估(例如,评级和评论)产生正面或负面评价的功能。本研究表明,它会在初级评分中引起社会期望偏差:渴望社会认可的评论者会被驱使调整他们的评分(约7.4%的可能性),以引出更多有益的反应,避免有害的反应。根据RIR类型的不同,这种偏差可以表现为与先前评级分布或极值的扭曲一致性。该模型确定了偏见大小如何与用户的社会特征相关,从而识别出弱势群体。平台可以激励弱势用户并提醒弱势用户减少偏见,可以根据识别出的脆弱性程度(例如“独立”评分者的分布)补充评级,以减轻偏见对评分者的影响。仿真分析比较了不同反事实RIR系统设计下的偏差,发现复合RIR系统(例如,有用和无用的RIR)部分中和了偏差,从而避免了去除所有RIR特征的需要。该模型进一步适应于评估未充分开发的rir形式,并可以在保留个人评级的同时提供“去偏见”度量。
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引用次数: 0
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Information Systems Research
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