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Cyber security can be enhanced through application of machine learning by recasting network attack data into an image format, then applying supervised computer vision and other machine learning techniques to detect malicious specimens.…

机器学习 · 计算机科学 2021-11-04 Erik Larsen , Korey MacVittie , John Lilly

The early detection of cybersecurity events such as attacks is challenging given the constantly evolving threat landscape. Even with advanced monitoring, sophisticated attackers can spend as many as 146 days in a system before being…

密码学与安全 · 计算机科学 2018-08-02 Sandeep Narayanan , Ashwinkumar Ganesan , Karuna Joshi , Tim Oates , Anupam Joshi , Tim Finin

We propose a high-level concept word detector that can be integrated with any video-to-language models. It takes a video as input and generates a list of concept words as useful semantic priors for language generation models. The proposed…

计算机视觉与模式识别 · 计算机科学 2017-07-26 Youngjae Yu , Hyungjin Ko , Jongwook Choi , Gunhee Kim

Dictionary learning aims at seeking a dictionary under which the training data can be sparsely represented. Methods in the literature typically formulate the dictionary learning problem as an optimization w.r.t. two variables, i.e.,…

信号处理 · 电气工程与系统科学 2021-10-27 Cheng Cheng , Wei Dai

The traditional way of sentence-level event detection involves two important subtasks: trigger identification and trigger classifications, where the identified event trigger words are used to classify event types from sentences. However,…

计算与语言 · 计算机科学 2023-06-27 Tongtao Ling , Lei Chen , Huangxu Sheng , Zicheng Cai , Hai-Lin Liu

Predicting the judgment of a legal case from its unannotated case facts is a challenging task. The lengthy and non-uniform document structure poses an even greater challenge in extracting information for decision prediction. In this work,…

计算与语言 · 计算机科学 2023-11-15 Nishchal Prasad , Mohand Boughanem , Taoufiq Dkaki

Learning word representations has recently seen much success in computational linguistics. However, assuming sequences of word tokens as input to linguistic analysis is often unjustified. For many languages word segmentation is a…

计算与语言 · 计算机科学 2013-09-19 Grzegorz Chrupała

Malware classification is an important and challenging problem in information security. Modern malware classification techniques rely on machine learning models that can be trained on features such as opcode sequences, API calls, and byte…

密码学与安全 · 计算机科学 2021-03-05 Aparna Sunil Kale , Fabio Di Troia , Mark Stamp

Contrastive language-image pre-training (CLIP) models have demonstrated considerable success across various vision-language tasks, such as text-to-image retrieval, where the model is required to effectively process natural language input to…

计算机视觉与模式识别 · 计算机科学 2024-02-26 Hyunjae Kim , Seunghyun Yoon , Trung Bui , Handong Zhao , Quan Tran , Franck Dernoncourt , Jaewoo Kang

Recent advancements in neural language modelling make it possible to rapidly generate vast amounts of human-sounding text. The capabilities of humans and automatic discriminators to detect machine-generated text have been a large source of…

计算与语言 · 计算机科学 2020-05-11 Daphne Ippolito , Daniel Duckworth , Chris Callison-Burch , Douglas Eck

The main challenges hindering the adoption of deep learning-based systems in clinical settings are the scarcity of annotated data and the lack of interpretability and trust in these systems. Concept Bottleneck Models (CBMs) offer inherent…

计算机视觉与模式识别 · 计算机科学 2025-03-17 Cristiano Patrício , Luís F. Teixeira , João C. Neves

Clinical notes in healthcare facilities are tagged with the International Classification of Diseases (ICD) code; a list of classification codes for medical diagnoses and procedures. ICD coding is a challenging multilabel text classification…

计算与语言 · 计算机科学 2023-06-02 Thanh-Tung Nguyen , Viktor Schlegel , Abhinav Kashyap , Stefan Winkler

In most cases, word embeddings are learned only from raw tokens or in some cases, lemmas. This includes pre-trained language models like BERT. To investigate on the potential of capturing deeper relations between lexical items and…

计算与语言 · 计算机科学 2022-06-07 Juuso Eronen , Michal Ptaszynski , Fumito Masui

Sentiment analysis is a key component in various text mining applications. Numerous sentiment classification techniques, including conventional and deep learning-based methods, have been proposed in the literature. In most existing methods,…

计算与语言 · 计算机科学 2018-03-22 Ou Wu , Tao Yang , Mengyang Li , Ming Li

In recent years, concepts and methods of complex networks have been employed to tackle the word sense disambiguation (WSD) task by representing words as nodes, which are connected if they are semantically similar. Despite the increasingly…

计算与语言 · 计算机科学 2018-02-27 Edilson A. Correa , Alneu de Andrade Lopes , Diego R. Amancio

By combining the undecimated wavelet transform within a Word Embedded Semantic Marginal Autoencoder (WESMA), this research study provides a novel strategy for improving security measures and denoising multiple languages. The incorporation…

计算与语言 · 计算机科学 2023-07-10 Shreyanth S

Cybercrime forums play a central role in the cybercrime ecosystem, serving as hubs for the exchange of illicit goods, services, and knowledge. Previous studies have explored the market and social structures of these forums, but less is…

计算机与社会 · 计算机科学 2026-03-03 Raphael Hoheisel , Tom Meurs , Jai Wientjes , Marianne Junger , Abhishta Abhishta , Masarah Paquet-Clouston

The rapid advancement of large language models (LLMs) has raised concerns regarding their potential misuse, particularly in generating fake news and misinformation. To address these risks, watermarking techniques for autoregressive language…

密码学与安全 · 计算机科学 2025-06-24 Koichi Nagatsuka , Terufumi Morishita , Yasuhiro Sogawa

The success of deep learning based face recognition systems has given rise to serious privacy concerns due to their ability to enable unauthorized tracking of users in the digital world. Existing methods for enhancing privacy fail to…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Fahad Shamshad , Muzammal Naseer , Karthik Nandakumar

Extracting cybersecurity entities such as attackers and vulnerabilities from unstructured network texts is an important part of security analysis. However, the sparsity of intelligence data resulted from the higher frequency variations and…

密码学与安全 · 计算机科学 2022-07-04 Peipei Liu , Hong Li , Zuoguang Wang , Jie Liu , Yimo Ren , Hongsong Zhu