Projects, notes, photography, AudioShow, and timeline updates.https://blog.audiofool.ai/en-ushttps://blog.audiofool.ai/timeline/2026-08-31-how-lucky-was-this-lunar-transit/https://audiofool.blog/timeline/2026-08-31-how-lucky-was-this-lunar-transit/A geometry-first estimate of the chance of photographing an airliner inside the rising Moon.Mon, 31 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/before-the-water/https://audiofool.blog/gallery/before-the-water/Nanyuan Forest Wetland Park, Beijing / Sony α7R VSun, 30 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/lunar-transit/https://audiofool.blog/gallery/lunar-transit/Nanyuan Forest Wetland Park, Beijing / SONY ILCE-7RM5Sun, 30 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/in-passing/https://audiofool.blog/gallery/in-passing/Yongding River Zhongdi, Beijing / Sony α7R VSat, 29 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/late-summer-backlit/https://audiofool.blog/gallery/late-summer-backlit/Yongding River Zhongdi, Beijing / Sony α7R VSat, 29 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/the-road-under-a-rainbow/https://audiofool.blog/gallery/the-road-under-a-rainbow/G6 Beijing-Lhasa Expressway / iPhone 16 PlusTue, 11 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/a-camp-beneath-the-clouds/https://audiofool.blog/gallery/a-camp-beneath-the-clouds/Dali Lake, Chifeng / Sony α7R IIMon, 10 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/light-through-the-weather/https://audiofool.blog/gallery/light-through-the-weather/Dali Lake, Chifeng / Sony α7R IIMon, 10 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/a-brief-landing/https://audiofool.blog/gallery/a-brief-landing/Asihatu Stone Forest, Chifeng / Sony α7C IISun, 09 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/a-small-gesture/https://audiofool.blog/gallery/a-small-gesture/Asihatu Stone Forest, Chifeng / Sony α7R IISun, 09 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/one-tree-open-country/https://audiofool.blog/gallery/one-tree-open-country/Asihatu Stone Forest, Chifeng / Sony α7C IISun, 09 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/the-night-opens/https://audiofool.blog/gallery/the-night-opens/Asihatu Stone Forest, Chifeng / Sony α7R IISun, 09 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/stone-at-dusk/https://audiofool.blog/gallery/stone-at-dusk/Daqingshan, Chifeng / Sony α7R IISat, 08 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/the-long-ridge/https://audiofool.blog/gallery/the-long-ridge/Yulong Sand Lake, Chifeng / Sony α7R IISat, 08 Aug 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/a-field-of-wind/https://audiofool.blog/gallery/a-field-of-wind/Bingshanliang, Zhangjiakou / Sony α7R IIThu, 30 Jul 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/the-road-through/https://audiofool.blog/gallery/the-road-through/Bingshanliang, Zhangjiakou / Sony α7R IIThu, 30 Jul 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/under-a-restless-sky/https://audiofool.blog/gallery/under-a-restless-sky/Bingshanliang, Zhangjiakou / Sony α7R IIThu, 30 Jul 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/into-the-morning-mist/https://audiofool.blog/gallery/into-the-morning-mist/Bingshanliang, Zhangjiakou / Sony α7R IISat, 25 Jul 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/pasture-in-the-sky/https://audiofool.blog/gallery/pasture-in-the-sky/Bingshanliang, Zhangjiakou / Sony α7R IISat, 25 Jul 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/the-hill-at-first-light/https://audiofool.blog/gallery/the-hill-at-first-light/Bingshanliang, Zhangjiakou / Sony α7R IISat, 25 Jul 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/turning-above-the-clouds/https://audiofool.blog/gallery/turning-above-the-clouds/Bingshanliang, Zhangjiakou / Sony α7R IISat, 25 Jul 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/between-stone-and-sky/https://audiofool.blog/gallery/between-stone-and-sky/Bingshanliang, Zhangjiakou / Sony α7R IIFri, 24 Jul 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/one-tree-at-dusk/https://audiofool.blog/gallery/one-tree-at-dusk/Rose Valley, Miaofeng Mountain, Beijing / Sony α7R IITue, 21 Jul 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/how-i-freed-myself-from-claude-subscription/https://audiofool.blog/notes/how-i-freed-myself-from-claude-subscription/agents / claude / open models / coding / researchFri, 19 Jun 2026 00:00:00 GMThttps://blog.audiofool.ai/timeline/2026-06-13-cc-copilot-github/https://audiofool.blog/timeline/2026-06-13-cc-copilot-github/Added CC-Copilot to Projects now that the repository is public on GitHub.Sat, 13 Jun 2026 00:00:00 GMThttps://blog.audiofool.ai/projects/cc-copilot/https://audiofool.blog/projects/cc-copilot/A read-only cockpit for supervising long-running AI coding-agent sessions with recaps, safety verdicts, and grounded chat.Sat, 13 Jun 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/what-makes-an-agent-agentic/https://audiofool.blog/notes/what-makes-an-agent-agentic/agents / harness / context / memory / openclawTue, 26 May 2026 00:00:00 GMThttps://blog.audiofool.ai/timeline/2026-05-25-audioshow-crates/https://audiofool.blog/timeline/2026-05-25-audioshow-crates/AudioShow now has Crates: longer DJ-built listening paths alongside the one-song episode archive.Mon, 25 May 2026 16:50:00 GMThttps://blog.audiofool.ai/notes/process-native-ai-music/https://audiofool.blog/notes/process-native-ai-music/ai music / music generation / process / production / instruments / multitakeMon, 25 May 2026 00:00:00 GMThttps://blog.audiofool.ai/timeline/2026-05-20-sounddrop-launch/https://audiofool.blog/timeline/2026-05-20-sounddrop-launch/SoundDrop is live: a campus music map for turning places, images, and short stories into generated music.Wed, 20 May 2026 12:45:00 GMThttps://blog.audiofool.ai/projects/sounddrop/https://audiofool.blog/projects/sounddrop/A campus music map where people turn places, images, and short stories into generated music.Wed, 20 May 2026 00:00:00 GMThttps://blog.audiofool.ai/timeline/2026-05-14-projects-github-catalog/https://audiofool.blog/timeline/2026-05-14-projects-github-catalog/Projects now has a fuller catalog across the personal website, music generation, agent work, and course-project archives.Thu, 14 May 2026 03:50:00 GMThttps://blog.audiofool.ai/timeline/2026-05-14-github-backed-projects/https://audiofool.blog/timeline/2026-05-14-github-backed-projects/Project pages now sync repository metadata and README documents at build time.Thu, 14 May 2026 03:35:00 GMThttps://blog.audiofool.ai/timeline/2026-05-14-projects-renewal/https://audiofool.blog/timeline/2026-05-14-projects-renewal/The Projects section now reflects the current site and agent work.Thu, 14 May 2026 03:20:00 GMThttps://blog.audiofool.ai/projects/audiofool-blog/https://audiofool.blog/projects/audiofool-blog/A personal archive for notes, music, photography, projects, and public traces of ongoing work.Thu, 14 May 2026 00:00:00 GMThttps://blog.audiofool.ai/projects/dj-claw/https://audiofool.blog/projects/dj-claw/A personal radio agent for music generation, taste memory, and station-like creative workflows.Thu, 14 May 2026 00:00:00 GMThttps://blog.audiofool.ai/projects/multitake/https://audiofool.blog/projects/multitake/An agent-driven music generation research project where intent evolves through listening, critique, and iterative continuation.Thu, 14 May 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/dj-claw-as-a-personal-radio-agent/https://audiofool.blog/notes/dj-claw-as-a-personal-radio-agent/agents / openclaw / dj claw / music / runtime / radioThu, 14 May 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/openclaw-as-an-agent-runtime/https://audiofool.blog/notes/openclaw-as-an-agent-runtime/agents / openclaw / claude code / runtime / toolsThu, 14 May 2026 00:00:00 GMThttps://blog.audiofool.ai/timeline/2026-05-13-site-maintenance/https://audiofool.blog/timeline/2026-05-13-site-maintenance/Workflow cleanup, deploy warnings, and small visual fixes.Wed, 13 May 2026 14:00:00 GMThttps://blog.audiofool.ai/timeline/2026-05-13-timeline-launch/https://audiofool.blog/timeline/2026-05-13-timeline-launch/A public chronological trail for site work, notes, photos, and music.Wed, 13 May 2026 13:40:00 GMThttps://blog.audiofool.ai/timeline/2026-05-13-notes-taxonomy/https://audiofool.blog/timeline/2026-05-13-notes-taxonomy/Concepts, methods, models, essays, and references replaced noisy topical sorting.Wed, 13 May 2026 12:45:00 GMThttps://blog.audiofool.ai/timeline/2026-05-13-notes-launch/https://audiofool.blog/timeline/2026-05-13-notes-launch/The old Wiki section is now lighter, quieter, and more personal.Wed, 13 May 2026 12:30:00 GMThttps://blog.audiofool.ai/timeline/2026-05-13-audioshow-213-219/https://audiofool.blog/timeline/2026-05-13-audioshow-213-219/Seven new entries across jazz rap, classic rock, film score, hip-hop, pop, and Pink Floyd.Wed, 13 May 2026 11:50:00 GMThttps://blog.audiofool.ai/timeline/2026-05-13-audioshow-preview-system/https://audiofool.blog/timeline/2026-05-13-audioshow-preview-system/The custom player now prefers direct legal previews.Wed, 13 May 2026 11:20:00 GMThttps://blog.audiofool.ai/timeline/2026-05-13-gallery-early-2026/https://audiofool.blog/timeline/2026-05-13-gallery-early-2026/Six new photographs and leaner image assets.Wed, 13 May 2026 10:40:00 GMThttps://blog.audiofool.ai/timeline/2026-05-13-gallery-northern-coast/https://audiofool.blog/timeline/2026-05-13-gallery-northern-coast/Two May photos from the Great Wall to Qinhuangdao.Wed, 13 May 2026 10:20:00 GMThttps://blog.audiofool.ai/timeline/2026-05-13-homepage-seal/https://audiofool.blog/timeline/2026-05-13-homepage-seal/A quieter author mark for the front page.Wed, 13 May 2026 10:00:00 GMThttps://blog.audiofool.ai/projects/meric/https://audiofool.blog/projects/meric/A research project on unified multimodal music generation and retrieval through a shared music semantic anchor.Wed, 13 May 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/when-production-is-cheap-taste-matters/https://audiofool.blog/notes/when-production-is-cheap-taste-matters/ai music / music / taste / creativity / productionWed, 13 May 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/summer-palace-evening-glow/https://audiofool.blog/gallery/summer-palace-evening-glow/Summer Palace, Beijing / Sony α7R IIWed, 06 May 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/from-great-wall-to-sea/https://audiofool.blog/gallery/from-great-wall-to-sea/Jinshanling Great Wall · Guanting Reservoir · QinhuangdaoFri, 01 May 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/qinhuangdao-sunrise/https://audiofool.blog/gallery/qinhuangdao-sunrise/Qinhuangdao, HebeiFri, 01 May 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/jinshanling-afterglow/https://audiofool.blog/gallery/jinshanling-afterglow/Jinshanling Great Wall, ChengdeWed, 22 Apr 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/portrait-on-film/https://audiofool.blog/gallery/portrait-on-film/Jinshanling Great Wall, Chengde / Pentax MZ-3Wed, 22 Apr 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/three-figures-on-the-wall/https://audiofool.blog/gallery/three-figures-on-the-wall/Great WallWed, 22 Apr 2026 00:00:00 GMThttps://blog.audiofool.ai/projects/cmux/https://audiofool.blog/projects/cmux/A Ghostty-based macOS terminal for AI coding agents, vertical tabs, and attention-aware notifications.Sun, 12 Apr 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/wither-and-bloom/https://audiofool.blog/gallery/wither-and-bloom/Yuyuantan Park, BeijingWed, 18 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/projects/dsp-final/https://audiofool.blog/projects/dsp-final/A DSP course project implementing FFT, STFT, mel filterbanks, and MFCCs from scratch, then benchmarking audio classifiers and retrieval models.Fri, 13 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/projects/data-side-of-the-moon/https://audiofool.blog/projects/data-side-of-the-moon/An unsupervised music representation project that maps Pink Floyd through learned audio latent space.Thu, 12 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/projects/weavewave/https://audiofool.blog/projects/weavewave/A multimodal music generation framework that turns text, image, and video inputs into musical descriptions and synthesized audio.Thu, 12 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/timeline/2026-03-10-fourier-and-music/https://audiofool.blog/timeline/2026-03-10-fourier-and-music/The uncertainty principle is about music, too.Tue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/attention-matrix-completion/https://audiofool.blog/notes/attention-matrix-completion/deep learning / neural network / linear algebraTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/bias-variance/https://audiofool.blog/notes/bias-variance/ml / machine learning / probability / regressionTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/diffusion-models/https://audiofool.blog/notes/diffusion-models/generative / diffusion / deep learning / probabilityTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/dynamic-programming/https://audiofool.blog/notes/dynamic-programming/algorithm / algorithms / cs / mathTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/flow-matching/https://audiofool.blog/notes/flow-matching/generative / flow matching / deep learning / mathTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/fourier-transform/https://audiofool.blog/notes/fourier-transform/analysis / fourier / signal / dsp / mathTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/markov-chains/https://audiofool.blog/notes/markov-chains/stochastic / probability / mathTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/martingales/https://audiofool.blog/notes/martingales/probability / stochastic / mathTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/measure-theory/https://audiofool.blog/notes/measure-theory/analysis / measure theory / probability / mathTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/policy-gradient/https://audiofool.blog/notes/policy-gradient/rl / reinforcement learning / probability / mlTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/sampling-theorem/https://audiofool.blog/notes/sampling-theorem/dsp / signal / fourier / mathTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/svd/https://audiofool.blog/notes/svd/linear algebra / matrix / math / mlTue, 10 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/timeline/2026-03-05-on-listening/https://audiofool.blog/timeline/2026-03-05-on-listening/Why I keep a music log.Thu, 05 Mar 2026 00:00:00 GMThttps://blog.audiofool.ai/timeline/2026-02-14-building-the-wiki/https://audiofool.blog/timeline/2026-02-14-building-the-wiki/Notes on writing knowledge notes.Sat, 14 Feb 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/city-beyond-the-hills/https://audiofool.blog/gallery/city-beyond-the-hills/Hongluo Mountain, BeijingTue, 10 Feb 2026 00:00:00 GMThttps://blog.audiofool.ai/timeline/2026-01-20-winter-light/https://audiofool.blog/timeline/2026-01-20-winter-light/On shooting in Beijing's first snow.Tue, 20 Jan 2026 00:00:00 GMThttps://blog.audiofool.ai/gallery/ice-at-last-light/https://audiofool.blog/gallery/ice-at-last-light/Guanting ReservoirSat, 17 Jan 2026 00:00:00 GMThttps://blog.audiofool.ai/projects/genres-in-genres/https://audiofool.blog/projects/genres-in-genres/A music style evolution project that uses MuQ-MuLan embeddings to find sub-genres inside an artist discography.Thu, 15 Jan 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/renewal-process/https://audiofool.blog/notes/renewal-process/stochastic / probability / mathSat, 03 Jan 2026 00:00:00 GMThttps://blog.audiofool.ai/timeline/2026-01-01-thinking-about-variance/https://audiofool.blog/timeline/2026-01-01-thinking-about-variance/Refining my understanding of conditional expectation.Thu, 01 Jan 2026 00:00:00 GMThttps://blog.audiofool.ai/notes/conditional-expectation-variance/https://audiofool.blog/notes/conditional-expectation-variance/Probability / Math / RegressionThu, 01 Jan 2026 00:00:00 GMThttps://blog.audiofool.ai/timeline/2025-12-31-picture-of-the-year/https://audiofool.blog/timeline/2025-12-31-picture-of-the-year/Announcing the annual selection.Wed, 31 Dec 2025 00:00:00 GMThttps://blog.audiofool.ai/projects/musical-carbon-dating/https://audiofool.blog/projects/musical-carbon-dating/A statistical course project that estimates the era of a recording from acoustic and perceptual audio features.Fri, 26 Dec 2025 00:00:00 GMThttps://blog.audiofool.ai/timeline/2025-12-20-site-redesign/https://audiofool.blog/timeline/2025-12-20-site-redesign/A fresh start.Sat, 20 Dec 2025 00:00:00 GMThttps://blog.audiofool.ai/projects/muse/https://audiofool.blog/projects/muse/A text-to-music research line around probabilistic generation, Flow Matching, MuQ-MuLan anchors, and Diffusion Transformers.Sat, 20 Dec 2025 00:00:00 GMThttps://blog.audiofool.ai/gallery/25-12-13/https://audiofool.blog/gallery/25-12-13/Beijing / SONY ILCE-7CM2Sat, 13 Dec 2025 00:00:00 GMThttps://blog.audiofool.ai/gallery/25-12-12/https://audiofool.blog/gallery/25-12-12/Beijing / SONY ILCE-7RM2Fri, 12 Dec 2025 00:00:00 GMThttps://blog.audiofool.ai/gallery/moonrise/https://audiofool.blog/gallery/moonrise/Beijing / SONY ILCE-7RM2Thu, 13 Nov 2025 00:00:00 GMThttps://blog.audiofool.ai/gallery/25-11-10/https://audiofool.blog/gallery/25-11-10/Beijing / SONY ILCE-7RM2Mon, 10 Nov 2025 00:00:00 GMThttps://blog.audiofool.ai/gallery/25-9-29/https://audiofool.blog/gallery/25-9-29/Beijing / SONY ILCE-7RM2Mon, 29 Sep 2025 00:00:00 GMThttps://blog.audiofool.ai/gallery/25-8-8/https://audiofool.blog/gallery/25-8-8/Shanghai / SONY ILCE-7RM2Fri, 08 Aug 2025 00:00:00 GMThttps://blog.audiofool.ai/gallery/25-7-29/https://audiofool.blog/gallery/25-7-29/Hong Kong / SONY ILCE-7RM2Tue, 29 Jul 2025 00:00:00 GMThttps://blog.audiofool.ai/gallery/lose-yourself/https://audiofool.blog/gallery/lose-yourself/Chaoyang, Liaoning / SONY ILCE-7RM2Sun, 22 Jun 2025 00:00:00 GMThttps://blog.audiofool.ai/projects/neural-dawn/https://audiofool.blog/projects/neural-dawn/A review and implementation project around Restricted Boltzmann Machines and Deep Belief Networks in PyTorch.Thu, 10 Apr 2025 00:00:00 GMThttps://blog.audiofool.ai/projects/generative-model/https://audiofool.blog/projects/generative-model/A course and knowledge archive for probabilistic graphical models, deep generative models, readings, and notes.Mon, 31 Mar 2025 00:00:00 GMThttps://blog.audiofool.ai/projects/stable-diffusion/https://audiofool.blog/projects/stable-diffusion/A course-project archive around diffusion models, image generation, and the generative-model wave that shaped modern creative AI.Mon, 10 Feb 2025 00:00:00 GMThttps://blog.audiofool.ai/projects/can-you-see-the-music/https://audiofool.blog/projects/can-you-see-the-music/A course project on music data visualization, lyrics, audio features, sentiment, artists, and playlists.Thu, 16 Jan 2025 00:00:00 GMThttps://blog.audiofool.ai/audioshow/6-ep_201-250/https://audiofool.blog/audioshow/6-ep_201-250/AudioShow Episode 201-250Fri, 20 Dec 2024 00:00:00 GMThttps://blog.audiofool.ai/audioshow/5-ep_151-200/https://audiofool.blog/audioshow/5-ep_151-200/AudioShow Episode 151-200Wed, 13 Nov 2024 00:00:00 GMThttps://blog.audiofool.ai/audioshow/4-ep_101-150/https://audiofool.blog/audioshow/4-ep_101-150/AudioShow Episode 101-150Fri, 01 Nov 2024 00:00:00 GMThttps://blog.audiofool.ai/audioshow/3-ep_51-100/https://audiofool.blog/audioshow/3-ep_51-100/AudioShow Episode 51-100Thu, 31 Oct 2024 00:00:00 GMThttps://blog.audiofool.ai/audioshow/1-ep_0/https://audiofool.blog/audioshow/1-ep_0/AudioShow Episode 0Mon, 30 Sep 2024 00:00:00 GMThttps://blog.audiofool.ai/audioshow/2-ep_1-50/https://audiofool.blog/audioshow/2-ep_1-50/AudioShow Episode 1-50Sun, 29 Sep 2024 00:00:00 GMThttps://blog.audiofool.ai/projects/dialect-classification/https://audiofool.blog/projects/dialect-classification/A speech-classification course project using audio preprocessing, mel-spectrograms, and neural networks for Chinese dialect recognition.Mon, 16 Sep 2024 00:00:00 GMThttps://blog.audiofool.ai/notes/icbs/https://audiofool.blog/notes/icbs/blogging / lectures / science / mathematics / learning / ICBS 2024Sun, 14 Jul 2024 00:00:00 GMT