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Model Perspective
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Model Perspective

Insights, knowledge, and enjoyment from a mathematical modeling researcher and educator. Hosted by Haihua Wang, a modeling instructor and author of "Clever Use of Chat for Mathematical Modeling", "Modeling: The Mathematics of Thinking", "Mathematical Modeling Practice: A Hands‑On Guide to Competitions", and co‑author of "Mathematical Modeling: Teaching Design and Cases".

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Recent Articles

Latest from Model Perspective

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Model Perspective
Model Perspective
Apr 27, 2026 · Artificial Intelligence

Why Resumes Disappear: Decoding the AI Screening Logic and How to Adapt

The article explains how AI-powered applicant tracking systems have evolved from simple keyword filters to TF‑IDF, cosine similarity, and large‑model embeddings, reveals their biases and legal challenges, and offers concrete, technically grounded steps job seekers can take to improve their resume's chances of passing the AI filter.

AI recruitingATSTF-IDF
0 likes · 12 min read
Why Resumes Disappear: Decoding the AI Screening Logic and How to Adapt
Model Perspective
Model Perspective
Apr 26, 2026 · Industry Insights

Why Most People Miss Technological Waves: A Three‑Layer Structural Analysis

The article explains, using the diffusion S‑curve, loss‑aversion, status‑quo bias, and capital constraints, why ordinary people systematically fail to become early adopters of emerging technologies such as AI, showing that structural factors—not lack of information—exclude them from high‑return periods.

AI adoptionS-curveTechnology adoption
0 likes · 12 min read
Why Most People Miss Technological Waves: A Three‑Layer Structural Analysis
Model Perspective
Model Perspective
Apr 24, 2026 · Artificial Intelligence

GPT-Image-2 Shows Near-Perfect Chinese Text Rendering and Dominates Arena.ai Rankings

OpenAI’s GPT‑Image‑2, released on April 21, instantly topped the Arena.ai leaderboard with an Elo of 1512, dramatically improving multilingual text accuracy to over 99%, introducing a planning‑based “Thinking Mode”, supporting arbitrary aspect ratios up to 2K, while still facing spatial‑precision limits and a paid‑only advanced mode.

AI image generationArena.ai leaderboardGPT-Image-2
0 likes · 16 min read
GPT-Image-2 Shows Near-Perfect Chinese Text Rendering and Dominates Arena.ai Rankings
Model Perspective
Model Perspective
Apr 22, 2026 · Industry Insights

How Games Reveal Our Beliefs: Exploring Video Games as Philosophical Tools

By examining ten representative games—from competitive titles like Honor of Kings to narrative-driven experiences such as The Last of Us—the article shows how game mechanics, worldbuilding, and player choices embody distinct value systems, illustrating why games can serve as powerful philosophical tools.

cultural studiesgame analysisgame philosophy
0 likes · 16 min read
How Games Reveal Our Beliefs: Exploring Video Games as Philosophical Tools
Model Perspective
Model Perspective
Apr 20, 2026 · Industry Insights

How a Head‑Controlled Wheelchair Turns Lab Research into Real‑World Freedom

The article examines the technical and human challenges of turning a simple IMU‑based head‑controlled wheelchair prototype into a reliable, everyday mobility solution for a high‑level spinal‑injury patient, highlighting sensor noise, environmental variability, user‑specific adaptations, and the broader lesson that engineering should serve concrete, real‑world problems.

R&Daccessibilityassistive technology
0 likes · 11 min read
How a Head‑Controlled Wheelchair Turns Lab Research into Real‑World Freedom
Model Perspective
Model Perspective
Apr 19, 2026 · Industry Insights

How Humanoid Robots Slashed Marathon Times from 2h40 to 50 min – A Mathematical Analysis

The article models the dramatic performance jump of Chinese humanoid robots in half‑marathon races, explains the exponential decay curve built from two data points, examines cooling, weight reduction, battery, and navigation breakthroughs, and discusses the broader industry implications and limits of this rapid progress.

AIcooling technologyengineering analysis
0 likes · 9 min read
How Humanoid Robots Slashed Marathon Times from 2h40 to 50 min – A Mathematical Analysis
Model Perspective
Model Perspective
Apr 18, 2026 · Industry Insights

Why Do Chinese Professors ‘Rescue’ Failing Students? A Game-Theoretic Analysis

The article examines the widespread practice of “rescuing” borderline‑failing students in Chinese universities, modeling teachers' decisions with an expected‑utility framework, exploring incentive structures, threshold effects, and collective‑action dilemmas that drive grade inflation and its long‑term consequences.

EducationGame Theorygrade inflation
0 likes · 9 min read
Why Do Chinese Professors ‘Rescue’ Failing Students? A Game-Theoretic Analysis
Model Perspective
Model Perspective
Apr 17, 2026 · Industry Insights

How a Korean Math Comic Turns Storytelling into Powerful Learning

The "Adventure Island" math comic series blends narrative adventure with rigorous mathematics, using a three‑stage story‑explanation‑exercise format and research‑backed design principles such as narrative‑driven learning, dual‑coding theory, and intrinsic motivation to lower entry barriers and engage young learners.

dual codingeducational comicsintrinsic motivation
0 likes · 15 min read
How a Korean Math Comic Turns Storytelling into Powerful Learning