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Related papers: CDAS: A Crowdsourcing Data Analytics System

200 papers

Task-oriented dialogues often require agents to enact complex, multi-step procedures in order to meet user requests. While large language models have found success automating these dialogues in constrained environments, their widespread…

Computation and Language · Computer Science 2023-06-08 Julia White , Arushi Raghuvanshi , Yada Pruksachatkun

Hierarchies of concepts are useful in many applications from navigation to organization of objects. Usually, a hierarchy is created in a centralized manner by employing a group of domain experts, a time-consuming and expensive process. The…

Artificial Intelligence · Computer Science 2015-08-04 Yuyin Sun , Adish Singla , Dieter Fox , Andreas Krause

User studies are central to user experience research, yet recruiting participant is expensive, slow, and limited in diversity. Recent work has explored using Large Language Models as simulated users, but doubts about fidelity have hindered…

Human-Computer Interaction · Computer Science 2025-10-20 Siyang Liu , Sahand Sabour , Xiaoyang Wang , Rada Mihalcea

We introduce an unsupervised approach to efficiently discover the underlying features in a data set via crowdsourcing. Our queries ask crowd members to articulate a feature common to two out of three displayed examples. In addition we also…

Machine Learning · Statistics 2015-04-02 James Y. Zou , Kamalika Chaudhuri , Adam Tauman Kalai

Crowdsourcing provides a popular paradigm for data collection at scale. We study the problem of selecting subsets of workers from a given worker pool to maximize the accuracy under a budget constraint. One natural question is whether we…

Machine Learning · Statistics 2015-02-04 Hongwei Li , Qiang Liu

Multisource data has spurred the development of advanced clustering algorithms, such as multi-view clustering, which critically relies on constructing similarity matrices. Traditional algorithms typically generate these matrices from sample…

Machine Learning · Computer Science 2024-10-30 Xuetong Li , Xiao-Dong Zhang

Crowdsensing, also known as participatory sensing, is a method of data collection that involves gathering information from a large number of common people (or individuals), often using mobile devices or other personal technologies. This…

Computer Science and Game Theory · Computer Science 2024-05-17 Chattu Bhargavi , Vikash Kumar Singh

We present a structural clustering algorithm for large-scale datasets of small labeled graphs, utilizing a frequent subgraph sampling strategy. A set of representatives provides an intuitive description of each cluster, supports the…

Databases · Computer Science 2016-10-03 Till Schäfer , Petra Mutzel

Cluster separation is a task typically tackled by widely used clustering techniques, such as k-means or DBSCAN. However, these algorithms are based on non-perceptual metrics, and our experiments demonstrate that their output does not…

Machine Learning · Computer Science 2025-01-31 Sebastian Hartwig , Christian van Onzenoodt , Dominik Engel , Pedro Hermosilla , Timo Ropinski

Crowdsourcing has become a popular method for collecting labeled training data. However, in many practical scenarios traditional labeling can be difficult for crowdworkers (for example, if the data is high-dimensional or unintuitive, or the…

Machine Learning · Statistics 2017-12-14 Tom Hope , Dafna Shahaf

Modeling complex systems is a time-consuming, difficult and fragmented task, often requiring the analyst to work with disparate data, a variety of models, and expert knowledge across a diverse set of domains. Applying a user-centered design…

Human-Computer Interaction · Computer Science 2021-09-09 Fahd Husain , Pascale Proulx , Meng-Wei Chang , Rosa Romero-Gomez , Holland Vasquez

Crowdsourcing provides a practical way to obtain large amounts of labeled data at a low cost. However, the annotation quality of annotators varies considerably, which imposes new challenges in learning a high-quality model from the…

Machine Learning · Computer Science 2021-06-15 Zhendong Chu , Jing Ma , Hongning Wang

Crowd counting is an important problem in computer vision due to its wide range of applications in image understanding. Currently, this problem is typically addressed using deep learning approaches, such as Convolutional Neural Networks…

Computer Vision and Pattern Recognition · Computer Science 2024-01-26 Zhen Wang , Yuelei Li , Jia Wan , Nuno Vasconcelos

In recent years, imitation learning from large-scale human demonstrations has emerged as a promising paradigm for training robot policies. However, the burden of collecting large quantities of human demonstrations is significant in terms of…

Crowd-sourcing deals with solving problems by assigning them to a large number of non-experts called crowd using their spare time. In these systems, the final answer to the question is determined by summing up the votes obtained from the…

Computational Engineering, Finance, and Science · Computer Science 2024-07-04 Samin Nili Ahmadabadi , Maryam Haghifam , Vahid Shah-Mansouri , Sara Ershadmanesh

Objective: This research explores using crowdsourcing for software usability evaluation. Background: Usability studies are essential for designing user-friendly software, but traditional methods are often costly and time-consuming.…

Software Engineering · Computer Science 2024-08-14 Muhammad Nasir

Crowd counting is a challenging problem due to the scene complexity and scale variation. Although deep learning has achieved great improvement in crowd counting, scene complexity affects the judgement of these methods and they usually…

Computer Vision and Pattern Recognition · Computer Science 2022-04-18 Jiwei Chen , Wen Su , Zengfu Wang

In this paper, we propose difficulty-guided sampling (DGS) to bridge the target gap between the distillation objective and the downstream task, therefore improving the performance of dataset distillation. Deep neural networks achieve…

Computer Vision and Pattern Recognition · Computer Science 2026-01-16 Mingzhuo Li , Guang Li , Linfeng Ye , Jiafeng Mao , Takahiro Ogawa , Konstantinos N. Plataniotis , Miki Haseyama

Large-scale data collection is essential for developing personalized training data, mitigating the shortage of training data, and fine-tuning specialized models. However, creating high-quality datasets quickly and accurately remains a…

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…

Machine Learning · Computer Science 2022-04-28 Abigail Hotaling , James Bagrow