Inside the Laser: Scientists Unravel Hidden Biases in Zircon Dating
A new study dissects the physical origins of uranium-lead measurement bias in laser ablation zircon dating and shows that directly ...
Tag: calibration
AI Models Predict Bone Scan Outcomes Before Imaging, but Time May Erode Their Accuracy
Researchers in Beijing built logistic regression and XGBoost models that predict bone scintigraphy diagnostic categories before scanning, finding that probability ...
Head-to-Head Test of Two Sarcoma Survival Calculators Favors the Older Model
A small Turkish retrospective study found the MSKCC nomogram discriminated survival better than Sarculator in extremity soft tissue sarcoma, though ...
When Flood Maps Lie: Smarter AI Brings Honesty to Bangladesh Disaster Prediction
A new study of Bangladesh's 2024 Feni flash flood shows that standard flood-susceptibility machine learning inflates accuracy through spatial leakage ...
AI Ensemble Learns to Predict Which Satellites Are Truly About to Collide
A hybrid Monte Carlo and ensemble machine learning framework achieves an F2 score of 0.808 and AUC-ROC of 0.981 on ...
New Training Method Steers Neural Networks Toward Flat Minima and Away from Bad Labels
Researchers have developed SLAW, a training framework that adapts label smoothing to the sharpness of the loss landscape and reweights ...
AI Flags Failing Online Students in Weeks — and Shows Its Work
Researchers have built an explainable, fairness-audited early warning system that predicts online student dropout using only the first weeks of ...
New Calibration Test Puts a Twist in the Universe’s Oldest Light Under Scrutiny
UC San Diego researchers have developed a differential calibration method that cross-checks whether a tiny rotation in the cosmic microwave ...
Raspberry Pi Cameras Turned Cosmic Ray Detectors in Low-Cost Kosmiko Experiment
Researchers at the University of Montpellier have built Kosmiko, a low-cost platform that converts Sony IMX477 camera sensors and a ...
Stress Tests Reveal the Hidden Weaknesses of AI Credit Scoring Models
A new regulatory-aligned evaluation framework shows that the highest-scoring machine learning credit models can collapse under economic stress while a ...
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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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