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Related papers: Detecting Semantic Clones of Unseen Functionality

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Recently, dense contrastive learning has shown superior performance on dense prediction tasks compared to instance-level contrastive learning. Despite its supremacy, the properties of dense contrastive representations have not yet been…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Jong Hak Moon , Wonjae Kim , Edward Choi

In skeleton-based human activity understanding, existing methods often adopt the contrastive learning paradigm to construct a discriminative feature space. However, many of these approaches fail to exploit the structural inter-class…

Computer Vision and Pattern Recognition · Computer Science 2026-02-25 Hongda Liu , Yunfan Liu , Min Ren , Lin Sui , Yunlong Wang , Zhenan Sun

Causal language models acquire vast amount of knowledge from general text corpus during pretraining, but the efficiency of knowledge learning is known to be unsatisfactory, especially when learning from knowledge-dense and small-sized…

Artificial Intelligence · Computer Science 2025-03-13 Jian Gao , Xiao Zhang , Ji Wu , Miao Li

Code clones are identical or similar code segments. The wide existence of code clones can increase the cost of maintenance and jeopardise the quality of software. The research community has developed many techniques to detect code clones,…

Software Engineering · Computer Science 2022-04-12 Wahidur Rahman , Yisen Xu , Fan Pu , Jifeng Xuan , Xiangyang Jia , Michail Basios , Leslie Kanthan , Lingbo Li , Fan Wu , Baowen Xu

Most of the existing approaches focus on specific visual tasks while ignoring the relations between them. Estimating task relation sheds light on the learning of high-order semantic concepts, e.g., transfer learning. How to reveal the…

Machine Learning · Computer Science 2019-07-30 Guangcong Wang , Jianhuang Lai , Wenqi Liang , Guangrun Wang

Contrastive learning has emerged as an essential approach for self-supervised learning in visual representation learning. The central objective of contrastive learning is to maximize the similarities between two augmented versions of an…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Hengkui Dong , Xianzhong Long , Yun Li , Lei Chen

Zero-shot learning (ZSL) is made possible by learning a projection function between a feature space and a semantic space (e.g.,~an attribute space). Key to ZSL is thus to learn a projection that is robust against the often large domain gap…

Computer Vision and Pattern Recognition · Computer Science 2018-10-22 Zhiwu Lu , Jiechao Guan , Aoxue Li , Tao Xiang , An Zhao , Ji-Rong Wen

There are a great many clone detection tools proposed in the literature. In this paper, we investigate the state of clone detection tool evaluation. We begin by surveying the clone detection benchmarks, and performing a multi-faceted…

Software Engineering · Computer Science 2020-06-30 Jeffrey Svajlenko , Chanchal K. Roy

Learning representations unaffected by superficial characteristics is important to ensure that shifts in these characteristics at test time do not compromise downstream prediction performance. For instance, in healthcare applications, we…

Machine Learning · Computer Science 2025-07-28 Minghui Sun , Benjamin A. Goldstein , Matthew M. Engelhard

Learning scientific document representations can be substantially improved through contrastive learning objectives, where the challenge lies in creating positive and negative training samples that encode the desired similarity semantics.…

Computation and Language · Computer Science 2022-10-20 Malte Ostendorff , Nils Rethmeier , Isabelle Augenstein , Bela Gipp , Georg Rehm

This paper targets the problem of multi-task dense prediction which aims to achieve simultaneous learning and inference on a bunch of multiple dense prediction tasks in a single framework. A core objective in design is how to effectively…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Siwei Yang , Hanrong Ye , Dan Xu

While effective in recommendation tasks, collaborative filtering (CF) techniques face the challenge of data sparsity. Researchers have begun leveraging contrastive learning to introduce additional self-supervised signals to address this.…

Information Retrieval · Computer Science 2024-02-20 Peijie Sun , Le Wu , Kun Zhang , Xiangzhi Chen , Meng Wang

We present an approach for jointly matching and segmenting object instances of the same category within a collection of images. In contrast to existing algorithms that tackle the tasks of semantic matching and object co-segmentation in…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Yun-Chun Chen , Yen-Yu Lin , Ming-Hsuan Yang , Jia-Bin Huang

Calculating semantic textual similarity is a foundational task in natural language processing. Current large language models (LLMs) based methods typically rely on extracting last-layer hidden states with fixed dimensions to compute…

Computation and Language · Computer Science 2026-05-29 Kaijie Zheng , Weiqin Wang , Yile Wang , Hui Huang

Code clone detection is a fundamental task in software engineering that underpins refactoring, debugging, plagiarism detection, and vulnerability analysis. Existing methods often rely on singular representations such as abstract syntax…

Software Engineering · Computer Science 2025-10-29 Zixian Zhang , Takfarinas Saber

Unsupervised learning of visual similarities is of paramount importance to computer vision, particularly due to lacking training data for fine-grained similarities. Deep learning of similarities is often based on relationships between pairs…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Miguel A Bautista , Artsiom Sanakoyeu , Björn Ommer

While contrastive learning is proven to be an effective training strategy in computer vision, Natural Language Processing (NLP) is only recently adopting it as a self-supervised alternative to Masked Language Modeling (MLM) for improving…

Computation and Language · Computer Science 2021-09-16 Hooman Sedghamiz , Shivam Raval , Enrico Santus , Tuka Alhanai , Mohammad Ghassemi

Zero-shot learning (ZSL) aims to recognize unseen classes by exploiting semantic descriptions shared between seen classes and unseen classes. Current methods show that it is effective to learn visual-semantic alignment by projecting…

Computer Vision and Pattern Recognition · Computer Science 2022-08-01 Zaiquan Yang , Yang Liu , Wenjia Xu , Chong Huang , Lei Zhou , Chao Tong

Few-Shot learning aims to train and optimize a model that can adapt to unseen visual classes with only a few labeled examples. The existing few-shot learning (FSL) methods, heavily rely only on visual data, thus fail to capture the semantic…

Computer Vision and Pattern Recognition · Computer Science 2022-10-21 Mohamed Afham , Ranga Rodrigo

This paper investigates the use of nonparametric kernel-regression to obtain a tasksimilarity aware meta-learning algorithm. Our hypothesis is that the use of tasksimilarity helps meta-learning when the available tasks are limited and may…

Machine Learning · Computer Science 2020-10-13 Arun Venkitaraman , Anders Hansson , Bo Wahlberg