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The recurring context in which objects appear holds valuable information that can be employed to predict their existence. This intuitive observation indeed led many researchers to endow appearance-based detectors with explicit reasoning…

Computer Vision and Pattern Recognition · Computer Science 2019-04-05 Ehud Barnea , Ohad Ben-Shahar

Unsupervised image retrieval aims to learn an efficient retrieval system without expensive data annotations, but most existing methods rely heavily on handcrafted feature descriptors or pre-trained feature extractors. To minimize human…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Guile Wu , Chao Zhang , Stephan Liwicki

Internet service providers monitor their networks to detect, triage, and remediate service impairments. When an incident is detected, it is important to determine whether similar incidents have occurred in the past or are happening…

Networking and Internet Architecture · Computer Science 2025-09-30 Jeremias Dötterl

This paper introduces a novel approach to Generalized Category Discovery (GCD) by leveraging the concept of contextuality to enhance the identification and classification of categories in unlabeled datasets. Drawing inspiration from human…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Tingzhang Luo , Mingxuan Du , Jiatao Shi , Xinxiang Chen , Bingchen Zhao , Shaoguang Huang

Contextual ranking models have delivered impressive performance improvements over classical models in the document ranking task. However, these highly over-parameterized models tend to be data-hungry and require large amounts of data even…

Information Retrieval · Computer Science 2022-07-08 Abhijit Anand , Jurek Leonhardt , Koustav Rudra , Avishek Anand

Image copy detection is an important task for content moderation. We introduce SSCD, a model that builds on a recent self-supervised contrastive training objective. We adapt this method to the copy detection task by changing the…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Ed Pizzi , Sreya Dutta Roy , Sugosh Nagavara Ravindra , Priya Goyal , Matthijs Douze

Word alignment, which aims to align translationally equivalent words between source and target sentences, plays an important role in many natural language processing tasks. Current unsupervised neural alignment methods focus on inducing…

Computation and Language · Computer Science 2021-05-18 Chi Chen , Maosong Sun , Yang Liu

Effective conversational search demands a deep understanding of user intent across multiple dialogue turns. Users frequently use abbreviations and shift topics in the middle of conversations, posing challenges for conventional retrievers.…

Information Retrieval · Computer Science 2025-09-25 Seunghan Yang , Juntae Lee , Jihwan Bang , Kyuhong Shim , Minsoo Kim , Simyung Chang

We consider the problem of program clone search, i.e. given a target program and a repository of known programs (all in executable format), the goal is to find the program in the repository most similar to the target program - with…

Cryptography and Security · Computer Science 2023-09-04 Tristan Benoit , Jean-Yves Marion , Sébastien Bardin

Various studies among side-channel attacks have tried to extract information through leakages from electronic devices to reach the instruction flow of some appliances. However, previous methods highly depend on the resolution of traced…

Cryptography and Security · Computer Science 2022-08-15 Pouya Narimani , Seyed Amin Habibi , Mohammad Ali Akhaee

Content creators often use music to enhance their videos, from soundtracks in movies to background music in video blogs and social media content. However, identifying the best music for a video can be a difficult and time-consuming task. To…

Multimedia · Computer Science 2024-12-24 Shanti Stewart , Gouthaman KV , Lie Lu , Andrea Fanelli

A limitation of modern document retrieval embedding methods is that they typically encode passages (chunks) from the same documents independently, often overlooking crucial contextual information from the rest of the document that could…

Information Retrieval · Computer Science 2025-06-09 Max Conti , Manuel Faysse , Gautier Viaud , Antoine Bosselut , Céline Hudelot , Pierre Colombo

In this paper, we propose Self-Contrastive Decorrelation (SCD), a self-supervised approach. Given an input sentence, it optimizes a joint self-contrastive and decorrelation objective. Learning a representation is facilitated by leveraging…

Computation and Language · Computer Science 2022-03-16 Tassilo Klein , Moin Nabi

The problem of software artifact retrieval has the goal to effectively locate software artifacts, such as a piece of source code, in a large code repository. This problem has been traditionally addressed through the textual query. In other…

Machine Learning · Computer Science 2016-11-15 Liang Wu , Hui Xiong , Liang Du , Bo Liu , Guandong Xu , Yong Ge , Yanjie Fu , Yuanchun Zhou , Jianhui Li

Code retrieval is a common practice for programmers to reuse existing code snippets in open-source repositories. Given a user query (i.e., a natural language description), code retrieval aims at searching for the most relevant ones from a…

Software Engineering · Computer Science 2022-03-30 Wenchao Gu , Zongjie Li , Cuiyun Gao , Chaozheng Wang , Hongyu Zhang , Zenglin Xu , Michael R. Lyu

Cross-modal retrieval is the task of retrieving samples of a given modality by using queries of a different one. Due to the wide range of practical applications, the problem has been mainly focused on the vision and language case, e.g. text…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Jorge Sánchez , Rodrigo Laguna

Code search is an important and well-studied task, but it usually means searching for code by a text query. We argue that using a code snippet (and possibly an error traceback) as a query while looking for bugfixing instructions and code…

Computation and Language · Computer Science 2024-05-28 Ivan Sedykh , Dmitry Abulkhanov , Nikita Sorokin , Sergey Nikolenko , Valentin Malykh

Numerical reasoning over documents, which demands both contextual understanding and logical inference, is challenging for low-capacity local models deployed on computation-constrained devices. Although such complex reasoning queries could…

Artificial Intelligence · Computer Science 2025-11-11 Min Zhang , Yuzhe Lu , Yun Zhou , Panpan Xu , Lin Lee Cheong , Chang-Tien Lu , Haozhu Wang

Large language models internalize enormous parametric knowledge during pre-training. Concurrently, realistic applications necessitate external contextual knowledge to aid models on the underlying tasks. This raises a crucial dilemma known…

Artificial Intelligence · Computer Science 2024-07-29 Xiaowei Yuan , Zhao Yang , Yequan Wang , Shengping Liu , Jun Zhao , Kang Liu

There are several approaches for encoding source code in the input vectors of neural models. These approaches attempt to include various syntactic and semantic features of input programs in their encoding. In this paper, we investigate…

Software Engineering · Computer Science 2023-02-02 Md Rafiqul Islam Rabin , Mohammad Amin Alipour