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While substantial efforts in anti-trafficking research and practice have focused on identifying and assisting victims after exploitation occurs, comparatively less attention has been paid to preventing victimization at the recruitment…

Computers and Society · Computer Science 2026-05-26 Siyi Zhou , Peiran Qiu , Tanishq Salkar , Leonardo Blas Urrutia , Dacheng Shen , Deyang Hsu , Eun Cheol Choi , Emilio Ferrara

Neural models have revolutionized the field of machine translation, but creating parallel corpora is expensive and time-consuming. We investigate an alternative to manual parallel corpora - hallucinated parallel corpora created by…

Computation and Language · Computer Science 2023-07-13 Wayne Yang , Garrett Nicolai

With the recent development of localization and tracking systems for both indoor and outdoor settings, we consider the problem of sensing, representing and analyzing human movement trajectories that we expect to gather in the near future.…

Networking and Internet Architecture · Computer Science 2017-08-31 Xiaotian Yin , Yu-Yao Lin , Chien-Chun Ni , Jiaxin Ding , Wei Han , Dengpan Zhou , Jie Gao , Xianfeng Gu

NLP pipelines with limited or no labeled data, rely on unsupervised methods for document processing. Unsupervised approaches typically depend on clustering of terms or documents. In this paper, we introduce a novel clustering algorithm,…

Information Retrieval · Computer Science 2023-04-13 Rajesh N Rao , Manojit Chakraborty

In the shadow of the digital revolution, the insidious issue of human trafficking has found new breeding grounds within the realms of social media and online job boards. Previous research efforts have predominantly centered on identifying…

Social and Information Networks · Computer Science 2024-06-19 Siyi Zhou , Jiankun Peng , Emilio Ferrara

This paper presents a work package realized for the G\'eOnto project. A new method is proposed for an enrichment of a first geographical ontology developed beforehand. This method relies on text analysis by lexico-syntactic patterns. From…

Information Retrieval · Computer Science 2010-02-03 Tien Nguyen Van , Mauro Gaio , Christian Sallaberry

Previous works have shown that contextual information can improve the performance of neural machine translation (NMT). However, most existing document-level NMT methods only consider a few number of previous sentences. How to make use of…

Computation and Language · Computer Science 2021-09-15 Mingzhou Xu , Liangyou Li , Derek. F. Wong , Qun Liu , Lidia S. Chao

Traffic prediction is one of the most significant foundations in Intelligent Transportation Systems (ITS). Traditional traffic prediction methods rely only on historical traffic data to predict traffic trends and face two main challenges.…

Artificial Intelligence · Computer Science 2024-03-15 Chengyang Zhang , Yong Zhang , Qitan Shao , Jiangtao Feng , Bo Li , Yisheng Lv , Xinglin Piao , Baocai Yin

Language is the medium for many political activities, from campaigns to news reports. Natural language processing (NLP) uses computational tools to parse text into key information that is needed for policymaking. In this chapter, we…

Computation and Language · Computer Science 2023-02-08 Zhijing Jin , Rada Mihalcea

In recent years, large neural networks for natural language generation (NLG) have made leaps and bounds in their ability to generate fluent text. However, the tasks of evaluating quality differences between NLG systems and understanding how…

Computation and Language · Computer Science 2020-10-08 Liam Dugan , Daphne Ippolito , Arun Kirubarajan , Chris Callison-Burch

Advances in Large Language Models (LLMs) have led to remarkable capabilities, yet their inner mechanisms remain largely unknown. To understand these models, we need to unravel the functions of individual neurons and their contribution to…

Machine Learning · Computer Science 2023-06-01 Alex Foote , Neel Nanda , Esben Kran , Ioannis Konstas , Shay Cohen , Fazl Barez

Traditional information retrieval is primarily concerned with finding relevant information from large datasets without imposing a structure within the retrieved pieces of data. However, structuring information in the form of…

Information Retrieval · Computer Science 2025-03-21 Fausto German , Brian Keith , Chris North

Accurate human trajectory prediction is crucial for applications such as autonomous vehicles, robotics, and surveillance systems. Yet, existing models often fail to fully leverage the non-verbal social cues human subconsciously communicate…

Computer Vision and Pattern Recognition · Computer Science 2024-12-05 Saeed Saadatnejad , Yang Gao , Kaouther Messaoud , Alexandre Alahi

I explore two questions in this thesis: how can computer science be used to fight human trafficking? And how can computer vision create a sense of touch? I use natural language processing (NLP) to monitor the United States illicit massage…

Computation and Language · Computer Science 2023-09-08 Rui Ouyang

Living in the era of data deluge, we have witnessed a web content explosion, largely due to the massive availability of User-Generated Content (UGC). In this work, we specifically consider the problem of geospatial information extraction…

Databases · Computer Science 2013-11-21 Georgios Skoumas , Dieter Pfoser , Anastasios Kyrillidis

Humanitarian action is accompanied by a mass of reports, summaries, news, and other documents. To guide its activities, important information must be quickly extracted from such free-text resources. Quantities, such as the number of people…

Computation and Language · Computer Science 2024-08-12 Daniele Liberatore , Kyriaki Kalimeri , Derya Sever , Yelena Mejova

The exponential growth of data generated on the Internet in the current information age is a driving force for the digital economy. Extraction of information is the major value in an accumulated big data. Big data dependency on statistical…

Predicting injuries and fatalities in traffic crashes plays a critical role in enhancing road safety, improving emergency response, and guiding public health interventions. This study investigates the added value of unstructured crash…

Machine Learning · Computer Science 2025-09-10 Mohammad Zana Majidi , Sajjad Karimi , Teng Wang , Robert Kluger , Reginald Souleyrette

Due to recent advances in pose-estimation methods, human motion can be extracted from a common video in the form of 3D skeleton sequences. Despite wonderful application opportunities, effective and efficient content-based access to large…

Computer Vision and Pattern Recognition · Computer Science 2023-10-05 Nicola Messina , Jan Sedmidubsky , Fabrizio Falchi , Tomáš Rebok

To address the limitations of traffic prediction from location-bound detectors, we present Geographical Cellular Traffic (GCT) flow, a novel data source that leverages the extensive coverage of cellular traffic to capture mobility patterns.…

Machine Learning · Computer Science 2024-01-09 ChungYi Lin , Shen-Lung Tung , Hung-Ting Su , Winston H. Hsu