New Steganography Framework Hides Data in Image Wavelet Bands
A new steganography framework uses wavelet and DCT transforms to hide data in images with high visual fidelity and extraction ...
Tag: discrete wavelet transform
Wavelet Framework Achieves 72.85 Percent Accuracy Predicting Continuous Stock Trends
A framework combining discrete wavelet transforms and temporal convolutional networks predicted continuous stock trends with 72.85 percent accuracy across 400 ...
Upper Indus River Flow Analysis Reveals Scale-Dependent Shifts Since 1973
A multiscale analysis of monthly river discharge across four Upper Indus Basin stations from 1973 to 2020 identified distinct 1987 ...
Wavelet-based forecasting survey finds design choices drive accuracy
An updated survey of wavelet-based soft computing forecasting methods shows that decomposition protocol and boundary handling choices can substantially affect ...
Dual-branch attention network reads ECGs in time and frequency to flag high-risk cardiac disease
A new dual-branch network combines raw ECG signals with wavelet-transformed frequency features and adaptive attention, reaching 99.38% accuracy on the ...
Compact microwave resonator pairs with machine learning to read glucose through the fingertip
A four-cell CSRR microwave sensor on FR4 achieved 80 percent glucose classification accuracy with wavelet-based machine learning and reported sensitivities ...
Temporal deep learning model predicts aging of power composite insulators
Researchers report a hybrid BiLSTM framework with wavelet feature extraction and modified Archimedes optimization that classifies composite insulator aging states ...
Lightweight AI Tool Classifies Stroke Types from Brain CT Scans
A lightweight AI pipeline combining wavelet and texture features classified hemorrhagic stroke, ischemic stroke and normal tissue on brain CT ...
Wearable sensor-guided hierarchical reinforcement learning for adaptive motor skill correction and injury-risk assessment in physical education
A new open-access study reports that a Fossa Optimizer-tuned Option-Critic hierarchical reinforcement learning model, trained on 7,000 wearable sensor records, ...
DCT and high-boost filtering improve grayscale multi-focus fusion in four-dataset study
A two-stage framework combining high-boost filtering with discrete cosine transformation achieved the strongest reported performance on four grayscale multi-focus image ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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