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Science

Beyond Statistical Similarity: The Challenge of Generating Realistic Networks

17.12.2025 by qfx

A graph neural network, trained with a triplet loss function to minimize distance between embeddings of similar graphs and maximize distance for dissimilar ones, learns a nuanced similarity function capable of evaluating newly generated graphs by positioning them within an embedding space defined by the structural relationships of its training data.

A new review highlights the limitations of current methods for evaluating graph generative models, revealing a need for benchmarks that go beyond simple statistical comparisons.

Categories Science

Predicting South America’s Rains: A Machine Learning Forecast

17.12.2025 by qfx

A novel methodology has been developed to forecast climate precipitation.

A new review assesses the power of artificial intelligence to improve seasonal precipitation forecasting across the diverse landscapes of South America.

Categories Science

Hunting the Unknown: A New Approach to Deepfake Detection

17.12.2025 by qfx

FakeRadar attempts to discern deception in video by modeling the subtle distributions within feature space, dynamically refining these models with simulated forgeries and then leveraging a CLIP model-finely tuned with a parameter-efficient adapter-to classify videos not simply as “Real” or “Fake,” but also to identify anomalies indicative of novel manipulation techniques, effectively treating unseen forgeries as a distinct class of outlier.

Researchers have developed a novel framework that actively seeks out anomalous patterns to identify deepfake videos, even those never seen before.

Categories Science

Can AI Feel Inflation? Modeling Price Perceptions with Large Language Models

17.12.2025 by qfx

The study demonstrates that large language models, even those with a knowledge cut-off of September 2021, exhibit fluctuating perceptions of inflation over time, as evidenced by the varying means calculated from repeated responses of a consistent respondent pool-a phenomenon suggesting an inherent instability in their simulated understanding of economic concepts.

New research explores whether large language models can accurately simulate how consumers perceive and anticipate changes in pricing, offering insights into economic modeling and the potential biases of AI.

Categories Science

Spotting the Bottlenecks: A New Dataset for Optimizing Computer Vision Models

17.12.2025 by qfx

A benchmark dataset is constructed through a pipeline that distills application behaviors across diverse hardware, employing trace profiling and meticulously curated human feedback to establish a comprehensive evaluation resource for identifying the “Torch Trace” anti-pattern-a systematic weakness in performance optimization-and ensuring robust, provable algorithm efficiency, irrespective of underlying implementation details or platform variations, as quantified by $f(x) = \int_{a}^{b} g(x) dx$.

Researchers have created a benchmark dataset and automated method to identify common performance issues within computer vision models, making optimization more accessible.

Categories Science

When Sentiment Analysis Falls Flat: The Challenge of Financial News

17.12.2025 by qfx

Tuned embedding models exhibit a pronounced positive-class bias, as evidenced by confusion matrices generated on validation and test sets, while demonstrating limited ability to differentiate between neutral and negative sentiment.

A new study reveals that common text embedding techniques struggle to accurately gauge market sentiment from limited financial news data.

Categories Science

Hidden Flows: How Aluminium Trade Masks Global Money Laundering

17.12.2025 by qfx

New research exposes how sophisticated price manipulation and network routing are exploiting global aluminium trade to obscure illicit financial flows, bypassing traditional smuggling methods.

Categories Science

Beyond the Scan: How AI is Reshaping Penetration Testing

17.12.2025 by qfx

The distribution of research papers reveals a concentration on specific phases of the penetration testing process, suggesting that certain stages receive disproportionately more attention from the security research community while others may be comparatively under-explored.

A new review examines the growing, yet still nascent, field of using artificial intelligence to automate and improve cybersecurity’s crucial red-teaming exercises.

Categories Science

The Deepfake Dilemma: How Tech Choices Fuel Abuse

17.12.2025 by qfx

The proliferation of open-weight AI models facilitates a concerning supply chain, where initial development quickly gives way to distributed modification and redistribution - a cycle highlighted by actors specializing in creating applications that generate non-consensual intimate imagery - establishing developers and distribution platforms as pivotal, yet vulnerable, control points in a rapidly escalating landscape of synthetic media.

A new analysis reveals how decisions made by AI developers and platforms are predictably linked to the growing problem of misused video deepfakes, particularly non-consensual intimate imagery.

Categories Science

When AI Thinks Like Us: The Bias in Machine Decisions

16.12.2025 by qfx

The distribution of decision rationales, as visualized through weighted keyword frequency, reveals the underlying priorities and dominant themes driving the observed behaviors.

New research reveals that large language models aren’t immune to the same cognitive errors that plague human judgment, raising concerns about their use in critical operational roles.

Categories Science
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