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Detecting digital face manipulation in images and video has attracted extensive attention due to the potential risk to public trust. To counteract the malicious usage of such techniques, deep learning-based deepfake detection methods have…

Computer Vision and Pattern Recognition · Computer Science 2023-04-14 Yuhang Lu , Touradj Ebrahimi

Computerized Adaptive Testing(CAT) refers to an online system that adaptively selects the best-suited question for students with various abilities based on their historical response records. Most CAT methods only focus on the quality…

Information Retrieval · Computer Science 2023-10-12 Hangyu Wang , Ting Long , Liang Yin , Weinan Zhang , Wei Xia , Qichen Hong , Dingyin Xia , Ruiming Tang , Yong Yu

Recently, large language models have presented promising results in aiding formal mathematical reasoning. However, their performance is restricted due to the scarcity of formal theorem-proving data, which requires additional effort to be…

Artificial Intelligence · Computer Science 2024-07-25 Zijian Wu , Jiayu Wang , Dahua Lin , Kai Chen

New technologies, such as MOOCs, provide innovative methods to tackle new challenges in teaching and learning, such as globalization and changing contemporary culture and to remove the limits of conventional classrooms. However, they also…

Computers and Society · Computer Science 2016-10-25 S. H. Song , Marco Antonelli , Tony Fung , Brandon D. Armstrong , Amy Chong , Albert Lo , Bertram E. Shi

Scenario testing is an important technique for detecting errors in web systems. Testers draft test scenarios and convert them into test scripts for execution. Early methods relied on testers to convert test scenarios into test scripts.…

Software Engineering · Computer Science 2026-04-16 Zhenyu Wan , Gong Chen , Qing Huang , Xiaoyuan Xie

Recent years have witnessed great progress in deep neural networks for real-time applications. However, most existing works do not explicitly consider the general case where the device's state and the available resources fluctuate over…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Lin Geng Foo , Jia Gong , Zhipeng Fan , Jun Liu

Linear Discriminant Analysis (LDA) is a widely-used supervised dimensionality reduction method in computer vision and pattern recognition. In null space based LDA (NLDA), a well-known LDA extension, between-class distance is maximized in…

Computer Vision and Pattern Recognition · Computer Science 2016-10-25 Shuai Zheng , Feiping Nie , Chris Ding , Heng Huang

We propose a UNet-based foundation model and its self-supervised learning method to address two key challenges: 1) lack of qualified annotated analog layout data, and 2) excessive variety in analog layout design tasks. For self-supervised…

Signal Processing · Electrical Eng. & Systems 2025-11-25 Sungyu Jeong , Won Joon Choi , Junung Choi , Anik Biswas , Byungsub Kim

Reinforcement learning exhibits potential in enhancing the reasoning abilities of large language models, yet it is hard to scale for the low sample efficiency during the rollout phase. Existing methods attempt to improve efficiency by…

Machine Learning · Computer Science 2026-02-02 Deyang Kong , Qi Guo , Xiangyu Xi , Wei Wang , Jingang Wang , Xunliang Cai , Shikun Zhang , Wei Ye

Huge overhead of beam training imposes a significant challenge in millimeter-wave (mmWave) wireless communications. To address this issue, in this paper, we propose a wide beam based training approach to calibrate the narrow beam direction…

Signal Processing · Electrical Eng. & Systems 2021-07-21 Ke Ma , Dongxuan He , Hancun Sun , Zhaocheng Wang , Sheng Chen

As today's organizational computer networks are ever evolving and becoming more and more complex, finding potential vulnerabilities and conducting security audits has become a crucial element in securing these networks. The first step in…

Cryptography and Security · Computer Science 2017-10-04 Stefan Marksteiner , Harald Lernbeiß , Bernhard Jandl-Scherf

Context: Deep Neural Networks (DNNs) are increasingly deployed in critical applications, where resilience against adversarial inputs is paramount. However, whether coverage-based or confidence-based, existing test prioritization methods…

Software Engineering · Computer Science 2025-09-30 Sheikh Md Mushfiqur Rahman , Nasir Eisty

The classification of forged videos has been a challenge for the past few years. Deepfake classifiers can now reliably predict whether or not video frames have been tampered with. However, their performance is tied to both the dataset used…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Matthieu Delmas , Renaud Seguier

Deep Neural Networks (DNN) are nowadays largely adopted in many application domains thanks to their human-like, or even superhuman, performance in specific tasks. However, due to unpredictable/unconsidered operating conditions, unexpected…

Machine Learning · Computer Science 2024-03-27 Antonio Guerriero , Roberto Pietrantuono , Stefano Russo

The rapid growth of the size and complexity in deep neural networks has sharply increased computational demands, challenging their efficient deployment in real-world scenarios. Boolean networks, constructed with logic gates, offer a…

Machine Learning · Computer Science 2024-09-12 Youngsung Kim

Neural networks offer high-accuracy solutions to a range of problems, but are costly to run in production systems because of computational and memory requirements during a forward pass. Given a trained network, we propose a techique called…

Computer Vision and Pattern Recognition · Computer Science 2018-06-18 Michele Pratusevich

Estimating instruction-level throughput is critical for many applications: multimedia, low-latency networking, medical, automotive, avionic, and industrial control systems all rely on tightly calculable and accurate timing bounds of their…

Programming Languages · Computer Science 2023-05-18 Min-Yih Hsu , Felicitas Hetzelt , David Gens , Michael Maitland , Michael Franz

In E-learning, there is still the problem of knowing how to ensure an individualized and continuous learner's follow-up during learning process, indeed among the numerous tools proposed, very few systems concentrate on a real time learner's…

Artificial Intelligence · Computer Science 2012-10-01 Abdelhamid Zouhair , El Mokhtar En-Naimi , Benaissa Amami , Hadhoum Boukachour , Patrick Person , Cyrille Bertelle

We propose a novel deep network architecture for lifelong learning which we refer to as Dynamically Expandable Network (DEN), that can dynamically decide its network capacity as it trains on a sequence of tasks, to learn a compact…

Machine Learning · Computer Science 2018-06-12 Jaehong Yoon , Eunho Yang , Jeongtae Lee , Sung Ju Hwang

This paper presents the design and refinement of automated Moodle-based Problem-Solving Assessments (PSAs) deployed across large-scale computing units. Developed to replace traditional exams, PSAs assess applied problem-solving skills…

Computers and Society · Computer Science 2025-08-26 Charith Jayasekara , Carlo Kopp , Vincent Lee , Chetan Arora