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Research#finance🔬 ResearchAnalyzed: Jan 4, 2026 08:59

Arbitrage-Free Pricing with Diffusion-Dependent Jumps

Published:Dec 17, 2025 04:25
1 min read
ArXiv

Analysis

This article likely presents a novel approach to financial modeling, focusing on pricing assets in a way that prevents arbitrage opportunities. The use of "diffusion-dependent jumps" suggests a sophisticated model that incorporates both continuous price movements (diffusion) and sudden, discrete price changes (jumps), with the jumps' characteristics influenced by the underlying diffusion process. The "arbitrage-free" aspect is crucial for financial models, ensuring that the model doesn't allow for risk-free profit generation.
Reference

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Research#machine learning, digital twin, coffee roasting👥 CommunityAnalyzed: Jan 3, 2026 16:41

Digital Twin Coffee Roaster in Browser

Published:Oct 6, 2025 16:31
1 min read
Hacker News

Analysis

This is a fascinating project demonstrating the application of machine learning to a physical process. The use of a digital twin allows for experimentation and learning without the risks associated with real-world roasting. The focus on physics-based models, rather than transformer-based approaches, is noteworthy and likely crucial for accurate simulation of the roasting process. The limited training data (a dozen roasts) is a potential limitation, but the project's iterative nature and planned expansion suggest ongoing improvement. The project's value lies in its practical application of ML to a specific domain and its potential for education and experimentation.
Reference

“The project uses custom Machine Learning modules that honor roaster physics and bean physics (this is not GPT/transformer-based).”

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