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When forming a team or group of individuals, we often seek a balance of expertise in a particular task while at the same time maintaining diversity of skills within each group. Here, we view the problem of finding diverse and experienced…

社会与信息网络 · 计算机科学 2020-10-29 Ilya Amburg , Nate Veldt , Austin R. Benson

Community detection is an important task in social network analysis, allowing us to identify and understand the communities within the social structures. However, many community detection approaches either fail to assign low degree (or…

社会与信息网络 · 计算机科学 2019-03-20 Ninareh Mehrabi , Fred Morstatter , Nanyun Peng , Aram Galstyan

In recent years, there has been an increasing recognition that when machine learning (ML) algorithms are used to automate decisions, they may mistreat individuals or groups, with legal, ethical, or economic implications. Recommender systems…

人工智能 · 计算机科学 2024-02-02 Hossein A. Rahmani , Mohammadmehdi Naghiaei , Yashar Deldjoo

Software verification is a tedious process that involves the analysis of multiple failed verification attempts, and adjustments of the program or specification. This is especially the case for complex requirements, e.g., regarding security…

Auditing is critical to ensuring the fairness and reliability of decision-making systems. However, auditing a black-box system for bias can be challenging due to the lack of transparency in the model's internal workings. In many web…

Recommender systems are essential for personalizing digital experiences on e-commerce sites, streaming services, and social media platforms. While these systems are necessary for modern digital interactions, they face fairness, bias,…

信息检索 · 计算机科学 2024-09-20 Falguni Roy , Xiaofeng Ding , K. -K. R. Choo , Pan Zhou

We assert that it is the ethical duty of software engineers to strive to reduce software discrimination. This paper discusses how that might be done. This is an important topic since machine learning software is increasingly being used to…

软件工程 · 计算机科学 2019-10-31 Joymallya Chakraborty , Tianpei Xia , Fahmid M. Fahid , Tim Menzies

As a highly data-driven application, recommender systems could be affected by data bias, resulting in unfair results for different data groups, which could be a reason that affects the system performance. Therefore, it is important to…

信息检索 · 计算机科学 2021-04-22 Yunqi Li , Hanxiong Chen , Zuohui Fu , Yingqiang Ge , Yongfeng Zhang

Privacy and data protection have become more and more important in recent years since an increasing number of enterprises and startups are harvesting personal data as a part of their business model. One central requirement of the GDPR is…

密码学与安全 · 计算机科学 2021-10-15 Tamas Bisztray , Nils Gruschka

The paradigm of worst-group loss minimization has shown its promise in avoiding to learn spurious correlations, but requires costly additional supervision on spurious attributes. To resolve this, recent works focus on developing weaker…

机器学习 · 计算机科学 2022-04-06 Junhyun Nam , Jaehyung Kim , Jaeho Lee , Jinwoo Shin

In the United States and elsewhere, risk assessment algorithms are being used to help inform criminal justice decision-makers. A common intent is to forecast an offender's ``future dangerousness.'' Such algorithms have been correctly…

应用统计 · 统计学 2022-08-10 Richard A. Berk , Arun Kumar Kuchibhotla , Eric Tchetgen Tchetgen

In order to compare and benchmark the mathematical software, the performance profiles have been introduced [1]. However, it has been proved that the algorithm is not flawless. The main issue with the performance profile is that it may rank…

最优化与控制 · 数学 2020-01-31 Rasoul Hekmati , Hanieh Mirhajianmoghadam

Profiling techniques are used extensively at different parts of the computing stack to achieve many goals. One major goal is to make a piece of software execute more efficiently on a specific hardware platform, where efficiency spans…

分布式、并行与集群计算 · 计算机科学 2017-11-07 Chris Quackenbush , Mohamed Zahran

Industry practitioners care about small improvements in malware detection accuracy because their models are deployed to hundreds of millions of machines, meaning a 0.1\% change can cause an overwhelming number of false positives. However,…

机器学习 · 计算机科学 2023-12-27 Tirth Patel , Fred Lu , Edward Raff , Charles Nicholas , Cynthia Matuszek , James Holt

Search and recommendation systems, such as search engines, recruiting tools, online marketplaces, news, and social media, output ranked lists of content, products, and sometimes, people. Credit ratings, standardized tests, risk assessments…

信息检索 · 计算机科学 2021-02-19 Sruthi Gorantla , Amit Deshpande , Anand Louis

The amount of personal information unwillingly exposed by users on online social networks is staggering, as shown in recent research. Moreover, recent reports indicate that these networks are infested with tens of millions of fake users…

社会与信息网络 · 计算机科学 2013-03-18 Michael Fire , Dima Kagan , Aviad Elyashar , Yuval Elovici

Context: As mobile applications (Apps) widely spread over our society and life, various personal information is constantly demanded by Apps in exchange for more intelligent and customized functionality. An increasing number of users are…

软件工程 · 计算机科学 2023-10-12 Jianzhang Zhang , Jinping Hua , Yiyang Chen , Nan Niu , Chuang Liu

Financial fraud detection poses a typical challenge characterized by class imbalance, where instances of fraud are extremely rare but can lead to unpredictable economic losses if misidentified. Precisely classifying these critical minority…

机器学习 · 计算机科学 2024-02-14 Lingyun Zhong

Malware checking is changing from being a local service to a cloud-assisted one where users' devices query a cloud server, which hosts a dictionary of malware signatures, to check if particular applications are potentially malware. Whilst…

密码学与安全 · 计算机科学 2017-02-20 Sandeep Tamrakar , Jian Liu , Andrew Paverd , Jan-Erik Ekberg , Benny Pinkas , N. Asokan

AI audits play a critical role in AI accountability and safety. One branch of the law for which AI audits are particularly salient is anti-discrimination law. Several areas of anti-discrimination law implicate the "less discriminatory…

计算机与社会 · 计算机科学 2025-09-09 Sarah H. Cen , Salil Goyal , Zaynah Javed , Ananya Karthik , Percy Liang , Daniel E. Ho