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Steganography is the technique of hiding confidential information within any media. Steganography is often confused with cryptography because the two are similar in the way that they both are used to protect confidential information. The…

Cryptography and Security · Computer Science 2011-11-17 Soumyendu Das , Subhendu Das , Bijoy Bandyopadhyay , Sugata Sanyal

This paper explores the calibration of a classifier output score in binary classification problems. A calibrator is a function that maps the arbitrary classifier score, of a testing observation, onto $[0,1]$ to provide an estimate for the…

Machine Learning · Computer Science 2022-04-29 Waleed A. Yousef , Issa Traore , William Briguglio

We study the problem of semantic segmentation calibration. Lots of solutions have been proposed to approach model miscalibration of confidence in image classification. However, to date, confidence calibration research on semantic…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Dongdong Wang , Boqing Gong , Liqiang Wang

Image steganography refers to the process of hiding information inside images. Steganalysis is the process of detecting a steganographic image. We introduce a steganalysis approach that uses an ensemble color space model to obtain a…

Image and Video Processing · Electrical Eng. & Systems 2021-06-18 Shreyank N Gowda , Chun Yuan

Pretrained multilingual encoder models can directly perform zero-shot multilingual tasks or linguistic probing by reformulating the input examples into cloze-style prompts. This is accomplished by predicting the probabilities of the label…

Computation and Language · Computer Science 2023-10-20 Ercong Nie , Helmut Schmid , Hinrich Schütze

Feature based steganalysis, an emerging branch in information forensics, aims at identifying the presence of a covert communication by employing the statistical features of the cover and stego image as clues/evidences. Due to the large…

Cryptography and Security · Computer Science 2010-08-18 S. Geetha , N. Kamaraj

Accurate estimation of stereo camera extrinsic parameters is the key to guarantee the performance of stereo matching algorithms. In prior arts, the online self-calibration of stereo cameras has commonly been formulated as a specialized…

Robotics · Computer Science 2024-03-05 Hongbo Zhao , Yikang Zhang , Qijun Chen , Rui Fan

Pipelined analog-to-digital converters (ADCs) are fundamental components of various signal processing systems requiring high sampling rates and a high linearity. Over the past years, calibration techniques have been intensively investigated…

Signal Processing · Electrical Eng. & Systems 2022-07-12 Matthias Wagner , Oliver Lang , Thomas Bauernfeind , Mario Huemer

Classifier calibration does not always go hand in hand with the classifier's ability to separate the classes. There are applications where good classifier calibration, i.e. the ability to produce accurate probability estimates, is more…

Machine Learning · Computer Science 2020-05-26 Tuomo Alasalmi , Jaakko Suutala , Heli Koskimäki , Juha Röning

For interpreting the behavior of a probabilistic model, it is useful to measure a model's calibration--the extent to which it produces reliable confidence scores. We address the open problem of calibration for tagging models with sparse…

Computation and Language · Computer Science 2023-05-18 Michael Kranzlein , Nelson F. Liu , Nathan Schneider

Multi-instrument music transcription aims to convert polyphonic music recordings into musical scores assigned to each instrument. This task is challenging for modeling as it requires simultaneously identifying multiple instruments and…

Audio and Speech Processing · Electrical Eng. & Systems 2024-08-02 Sungkyun Chang , Emmanouil Benetos , Holger Kirchhoff , Simon Dixon

Although deep Neural Networks (DNNs) have achieved tremendous success in audio classification tasks, their uncertainty calibration are still under-explored. A well-calibrated model should be accurate when it is certain about its prediction…

Sound · Computer Science 2022-06-28 Tong Ye , Shijing Si , Jianzong Wang , Ning Cheng , Jing Xiao

Environment perception is a key component of any autonomous system and is often based on a heterogeneous set of sensors and fusion thereof for which sensor sensor calibration plays fundamental role. It can be divided to intrinsic and…

Robotics · Computer Science 2019-01-01 Juraj Peršić

Quantization is a widely used technique to compress neural networks. Assigning uniform bit-widths across all layers can result in significant accuracy degradation at low precision and inefficiency at high precision. Mixed-precision…

Neural and Evolutionary Computing · Computer Science 2025-04-09 Zihao Deng , Sayeh Sharify , Xin Wang , Michael Orshansky

The field of steganography has experienced a surge of interest due to the recent advancements in AI-powered techniques, particularly in the context of multimodal setups that enable the concealment of signals within signals of a different…

Cryptography and Security · Computer Science 2023-03-16 Jaume Ros , Margarita Geleta , Jordi Pons , Xavier Giro-i-Nieto

Sequential Monte Carlo methods have been a major breakthrough in the field of numerical signal processing for stochastic dynamical state-space systems with partial and noisy observations. However, these methods still present certain…

Applications · Statistics 2023-12-14 Samuel Nyobe , Fabien Campillo , Serge Moto , Vivien Rossi

Adoption of deep learning in image steganalysis is still in its initial stage. In this paper we propose a generic hybrid deep-learning framework for JPEG steganalysis incorporating the domain knowledge behind rich steganalytic models. Our…

Multimedia · Computer Science 2018-01-24 Jishen Zeng , Shunquan Tan , Bin Li , Jiwu Huang

Large language models have achieved remarkable success but remain largely black boxes with poorly understood internal mechanisms. To address this limitation, many researchers have proposed various interpretability methods including…

Machine Learning · Computer Science 2025-10-17 Zihao Fu , Ming Liao , Chris Russell , Zhenguang G. Cai

Audio-based equipment condition monitoring suffers from a lack of standardized methodologies for algorithm selection, hindering reproducible research. This paper addresses this gap by introducing a comprehensive framework for the systematic…

Machine Learning · Computer Science 2026-03-20 Srijesh Pillai , Yodhin Agarwal , Zaheeruddin Ahmed

Dynamic range limitations in signal processing often lead to clipping, or saturation, in signals. The task of audio declipping is estimating the original audio signal, given its clipped measurements, and has attracted much interest in…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-09 Pavel Záviška , Pavel Rajmic , Alexey Ozerov , Lucas Rencker