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Crowdsourcing platforms have transformed distributed problem-solving, yet quality control remains a persistent challenge. Traditional quality control measures, such as prescreening workers and refining instructions, often focus solely on…

We consider crowdsourced labeling under a $d$-type worker-task specialization model, where each worker and task is associated with one particular type among a finite set of types and a worker provides a more reliable answer to tasks of the…

人机交互 · 计算机科学 2021-06-10 Doyeon Kim , Hye Won Chung

Supervised learning depends on annotated examples, which are taken to be the \emph{ground truth}. But these labels often come from noisy crowdsourcing platforms, like Amazon Mechanical Turk. Practitioners typically collect multiple labels…

机器学习 · 计算机科学 2018-05-22 Ashish Khetan , Zachary C. Lipton , Anima Anandkumar

Webcam-based eye tracking is a cost-effective, scalable method for remote research that effectively reaches broader populations. However, uncontrolled environments and hardware diversity lead to inconsistent data quality in crowdsourcing.…

人机交互 · 计算机科学 2026-05-06 Ka Hei Carrie Lau , Enkelejda Kasneci

Can humans impute missing data with similar proficiency as machines? This is the question we aim to answer in this paper. We present a novel idea of converting observations with missing data in to a survey questionnaire, which is presented…

机器学习 · 计算机科学 2018-02-26 Lovedeep Gondara

Learning representation has been proven to be helpful in numerous machine learning tasks. The success of the majority of existing representation learning approaches often requires a large amount of consistent and noise-free labels. However,…

人机交互 · 计算机科学 2019-08-02 Guowei Xu , Wenbiao Ding , Jiliang Tang , Songfan Yang , Gale Yan Huang , Zitao Liu

Allocation strategies improve the efficiency of crowdsourcing by decreasing the work needed to complete individual tasks accurately. However, these algorithms introduce bias by preferentially allocating workers onto easy tasks, leading to…

机器学习 · 计算机科学 2022-04-28 Abigail Hotaling , James Bagrow

Crowdsourcing can solve problems that current fully automated systems cannot. Its effectiveness depends on the reliability, accuracy, and speed of the crowd workers that drive it. These objectives are frequently at odds with one another.…

人机交互 · 计算机科学 2014-08-29 Walter S. Lasecki , Christopher M. Homan , Jeffrey P. Bigham

Key Opinion Leaders (KOLs) are people that have a strong influence and their opinions are listened to by people when making important decisions. Crowdsourcing provides an efficient and cost-effective means to gather data for the KOL finding…

信息检索 · 计算机科学 2021-10-20 Hossein A. Rahmani , Jie Yang

This work-in-progress paper describes a vision, i.e., that of fast and reliable software user experience studies conducted with the help from the crowd. Commonly, user studies are controlled in-lab activities that require the instruction,…

人机交互 · 计算机科学 2016-09-06 Florian Daniel , Pavel Kucherbaev

Challenges around collecting and processing quality data have hampered progress in data-driven dialogue models. Previous approaches are moving away from costly, resource-intensive lab settings, where collection is slow but where the data is…

计算与语言 · 计算机科学 2020-12-08 José Lopes , Francisco J. Chiyah Garcia , Helen Hastie

We consider the problem of optimal budget allocation for crowdsourcing problems, allocating users to tasks to maximize our final confidence in the crowdsourced answers. Such an optimized worker assignment method allows us to boost the…

机器学习 · 计算机科学 2017-02-28 Angela Zhou , Irineo Cabreros , Karan Singh

Crowdsourcing employs human workers to solve computer-hard problems, such as data cleaning, entity resolution, and sentiment analysis. When crowdsourcing tabular data, e.g., the attribute values of an entity set, a worker's answers on the…

数据库 · 计算机科学 2017-08-08 Caihua Shan , Nikos Mamoulis , Guoliang Li , Reynold Cheng , Zhipeng Huang , Yudian Zheng

The problem of estimating subjective visual properties (SVP) of images (e.g., Shoes A is more comfortable than B) is gaining rising attention. Due to its highly subjective nature, different annotators often exhibit different interpretations…

计算机视觉与模式识别 · 计算机科学 2019-03-12 Qianqian Xu , Zhiyong Yang , Yangbangyan Jiang , Xiaochun Cao , Qingming Huang , Yuan Yao

Consider unsupervised clustering of objects drawn from a discrete set, through the use of human intelligence available in crowdsourcing platforms. This paper defines and studies the problem of universal clustering using responses of crowd…

人机交互 · 计算机科学 2016-10-11 Ravi Kiran Raman , Lav Varshney

Crowdsourcing is a process of accumulating the ideas, thoughts or information from many independent participants, with aim to find the best solution for a given challenge. Modern information technologies allow for massive number of subjects…

物理与社会 · 物理学 2016-04-04 Andrea Guazzini , Daniele Vilone , Camillo Donati , Annalisa Nardi , Zoran Levnajic

Crowdsourcing is an economic and efficient strategy aimed at collecting annotations of data through an online platform. Crowd workers with different expertise are paid for their service, and the task requester usually has a limited budget.…

机器学习 · 计算机科学 2019-11-11 Jinzheng Tu , Guoxian Yu , Carlotta Domeniconi , Jun Wang , Xiangliang Zhang

Supervised classification heavily depends on datasets annotated by humans. However, in subjective tasks such as toxicity classification, these annotations often exhibit low agreement among raters. Annotations have commonly been aggregated…

计算与语言 · 计算机科学 2024-05-17 Negar Mokhberian , Myrl G. Marmarelis , Frederic R. Hopp , Valerio Basile , Fred Morstatter , Kristina Lerman

Crowdsourcing can identify high-quality solutions to problems; however, individual decisions are constrained by cognitive biases. We investigate some of these biases in an experimental model of a question-answering system. In both natural…

人机交互 · 计算机科学 2019-10-02 Keith Burghardt , Tad Hogg , Kristina Lerman