<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd" xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
<url>
<loc>https://joonyoungyi.github.io/posts/2018-04-24_exact-matrix-completion/</loc>
<lastmod>2018-04-24T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2018-07-25_introduction-to-low-rank-matrix-completion/</loc>
<lastmod>2018-07-25T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2018-08-08_dynamically-expandable-network/</loc>
<lastmod>2018-08-08T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2018-08-29_why-biased-matrix-factorization-works-well/</loc>
<lastmod>2018-08-29T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2018-09-20_introduction-to-xgboost/</loc>
<lastmod>2018-09-20T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2018-10-31_cf-nade/</loc>
<lastmod>2018-10-31T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2018-11-30_introduction-to-maml/</loc>
<lastmod>2018-11-30T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2019-02-19_low-rank-matrix-approximation-with-stability/</loc>
<lastmod>2019-02-19T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2019-06-01_zero-imputation-sparsity-normalization/</loc>
<lastmod>2026-07-13T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2019-06-25_mixture-rank-matrix-approximation/</loc>
<lastmod>2019-06-25T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2021-01-15_how-ai-lab-works-ml-team/</loc>
<lastmod>2021-01-15T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2021-04-26_hakuna-recsys-gb/</loc>
<lastmod>2021-04-26T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2021-12-07_embedding-normalization/</loc>
<lastmod>2026-07-13T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2022-09-15_ditoday/</loc>
<lastmod>2022-09-15T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2023-09-15_how-ai-lab-works-recommendation-squad/</loc>
<lastmod>2023-09-15T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2024-04-26_azar-aha-moment/</loc>
<lastmod>2024-04-26T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2024-10-09_behind-the-paper/</loc>
<lastmod>2024-10-09T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2024-10-21_beyond-collaborative-filtering/</loc>
<lastmod>2024-10-21T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2024-11-19_azar-recommendation-model/</loc>
<lastmod>2024-11-19T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2025-10-08_how-to-prioritize-work/</loc>
<lastmod>2025-10-08T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2025-10-08_hyperconnect-ai-hiring-faq/</loc>
<lastmod>2025-10-08T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2025-10-08_misconceptions-about-product-ai-organizations/</loc>
<lastmod>2025-10-08T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2025-10-09_ab-testing-at-hyperconnect-ai/</loc>
<lastmod>2025-10-09T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2025-10-09_alignment-and-scaling/</loc>
<lastmod>2025-10-09T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2025-10-12_ai-recommendation-requires-understanding-ui/</loc>
<lastmod>2025-10-12T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2025-10-13_single-metric-optimization-in-ai/</loc>
<lastmod>2025-10-13T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2025-10-13_why-ai-recommendation/</loc>
<lastmod>2025-10-13T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2025-10-16_read-100-papers-before-solving-ai-problems/</loc>
<lastmod>2025-10-16T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2025-11-01_hyperconnect-ai-team-building/</loc>
<lastmod>2025-11-01T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2025-12-11_why-your-ai-model-fails-to-contribute-to-the-business/</loc>
<lastmod>2025-12-11T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/2026-01-12_how-to-relax-a-business-problem/</loc>
<lastmod>2026-01-12T00:00:00+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/about/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/holdem-coach/privacy/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/posts/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/AGENTS/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/BACKLOG/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/CLAUDE/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/assets/2025-12-11-why-your-ai-model-fails-to-contribute-to-the-business/original/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/PRD/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/TODO/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/backlog/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/backlog/ai/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/backlog/user/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/resume-bullet-iterations/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/resume/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/spec/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/page2/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/page3/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/page4/</loc>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/cf-nade-neural-autoregressive-collaborative-filtering.pdf</loc>
<lastmod>2026-07-14T07:14:34+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/dynamically-expandable-network-den.pdf</loc>
<lastmod>2026-07-14T07:14:34+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/exact-matrix-completion-via-convex-optimization.pdf</loc>
<lastmod>2026-07-14T07:14:34+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/introduction-to-low-rank-matrix-completion.pdf</loc>
<lastmod>2026-07-14T07:14:34+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/introduction-to-maml-model-agnostic-meta-learning.pdf</loc>
<lastmod>2026-07-14T07:14:34+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/introduction-to-xgboost.pdf</loc>
<lastmod>2026-07-14T07:14:34+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/low-rank-matrix-approximation-with-stability.pdf</loc>
<lastmod>2026-07-14T07:14:34+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/mixture-rank-matrix-approximation-collaborative-filtering.pdf</loc>
<lastmod>2026-07-14T07:14:34+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/sparsity-normalization-stabilizing-deep-networks.pdf</loc>
<lastmod>2026-07-14T07:14:34+00:00</lastmod>
</url>
<url>
<loc>https://joonyoungyi.github.io/docs/why-biased-matrix-factorization-works-well.pdf</loc>
<lastmod>2026-07-14T07:14:34+00:00</lastmod>
</url>
</urlset>
