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Hybrid Model

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Model Perspective
Model Perspective
Jul 24, 2024 · Fundamentals

Boost Time Series Forecast Accuracy with the Grey‑Markov Hybrid Model

This article introduces the Grey‑Markov hybrid model, explains its theoretical foundations, outlines step‑by‑step modeling procedures, and demonstrates its superior forecasting performance on a consumer price index (CPI) case study, achieving a significant reduction in prediction error.

CPI PredictionGrey ModelHybrid Model
0 likes · 7 min read
Boost Time Series Forecast Accuracy with the Grey‑Markov Hybrid Model
Alimama Tech
Alimama Tech
Jun 21, 2023 · Artificial Intelligence

Joint Optimization of Ranking and Calibration (JRC) for CTR Prediction

The Joint Optimization of Ranking and Calibration (JRC) model introduces a two‑logit generative‑discriminative architecture that jointly minimizes LogLoss for calibration and a listwise ranking loss, delivering superior GAUC and CTR performance across Alibaba’s display‑ad system, especially for sparse long‑tail users, while remaining simple to train and deploy.

CTR predictionHybrid ModelRanking
0 likes · 18 min read
Joint Optimization of Ranking and Calibration (JRC) for CTR Prediction
Ctrip Technology
Ctrip Technology
Jan 13, 2017 · Artificial Intelligence

Deep Learning Applications in Recommender Systems: A Hybrid Collaborative Filtering Model

This article reviews the early research on applying deep learning techniques such as autoencoders, stacked denoising autoencoders, and hybrid collaborative‑filtering models to recommender systems, describing the underlying matrix‑factorization theory, side‑information integration, experimental results, and future prospects.

Hybrid Modelautoencodercollaborative filtering
0 likes · 13 min read
Deep Learning Applications in Recommender Systems: A Hybrid Collaborative Filtering Model