Random thoughts and projects.https://tylercrosse.com/https://tylercrosse.com/ideas/2020/git-stash/https://tylercrosse.com/ideas/2020/git-stash/Quick tips for using git stash.Sun, 30 Aug 2020 00:00:00 GMThttps://tylercrosse.com/ideas/2021/nand2tetris-part1/https://tylercrosse.com/ideas/2021/nand2tetris-part1/The first half of the Nand2Tetris courseSun, 26 Sep 2021 00:00:00 GMThttps://tylercrosse.com/ideas/2022/exponential-backoff/https://tylercrosse.com/ideas/2022/exponential-backoff/How to automaically retry requests and not blow stuff upWed, 28 Sep 2022 00:00:00 GMThttps://tylercrosse.com/ideas/2022/nand2tetris-vm-translator/https://tylercrosse.com/ideas/2022/nand2tetris-vm-translator/Creating a virtual machine translator for the Nand2Tetris courseSat, 12 Mar 2022 00:00:00 GMThttps://tylercrosse.com/ideas/2022/planting-seeds/https://tylercrosse.com/ideas/2022/planting-seeds/Planting the seeds of my own digital gardenFri, 11 Mar 2022 00:00:00 GMThttps://tylercrosse.com/ideas/2022/python-bitwise-set-and-dicts/https://tylercrosse.com/ideas/2022/python-bitwise-set-and-dicts/Bitwise or getting a bit wise? Quick post on quirky Python syntax for working with sets and dicts.Thu, 27 Oct 2022 00:00:00 GMThttps://tylercrosse.com/ideas/2022/search-engine-fundamentals/https://tylercrosse.com/ideas/2022/search-engine-fundamentals/Essential terms and concepts of how search works. Queries, indexes, & relevance.Sun, 20 Nov 2022 00:00:00 GMThttps://tylercrosse.com/ideas/2023/language-models/https://tylercrosse.com/ideas/2023/language-models/From n-grams to ChatGPT, how language models work and how they can be used to solve real-world problems.Sun, 21 May 2023 00:00:00 GMThttps://tylercrosse.com/ideas/2023/tech-debt/https://tylercrosse.com/ideas/2023/tech-debt/Tech debt, knowledge debt, and the kitchen sink.Tue, 27 Jun 2023 00:00:00 GMThttps://tylercrosse.com/ideas/2023/semantic-search/https://tylercrosse.com/ideas/2023/semantic-search/What's an embedding vector, and how can we use neural networks to improve the relevance of search results?Wed, 16 Aug 2023 00:00:00 GMThttps://tylercrosse.com/ideas/2025/ai-safety-evals-paper-club-notes/https://tylercrosse.com/ideas/2025/ai-safety-evals-paper-club-notes/My notes and takeaways from the BlueDot AI Safety Evals paper club, covering recent papers on AI alignment, security, and evaluations.Tue, 09 Sep 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/aos-retro/https://tylercrosse.com/ideas/2025/aos-retro/Comparing base vs. s1K-finetuned Qwen2.5-0.5B-Instruct with Crosscoders and math benchmarks.Mon, 20 Oct 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/dl-a1/https://tylercrosse.com/ideas/2025/dl-a1/Hand-built MNIST classifiers, theory proofs, and paper reviews for CS7643 Assignment 1.Mon, 27 Jan 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/dl-a2/https://tylercrosse.com/ideas/2025/dl-a2/From NumPy convolutions to PyTorch ResNets and class-balanced focal loss on CIFAR-10.Mon, 17 Feb 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/dl-a3/https://tylercrosse.com/ideas/2025/dl-a3/Implementing LSTMs, Seq2Seq with attention, and Transformers for German→English translation.Fri, 14 Mar 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/dl-a4/https://tylercrosse.com/ideas/2025/dl-a4/A generative-models lab covering VAEs, conditional GANs, and DDPMs for MNIST/FashionMNIST.Thu, 10 Apr 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/dl-final-project/https://tylercrosse.com/ideas/2025/dl-final-project/Comparing base vs. s1K-finetuned Qwen2.5-0.5B-Instruct with Crosscoders and math benchmarks.Mon, 05 May 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/dl-retro/https://tylercrosse.com/ideas/2025/dl-retro/A survey of concepts covered in my graduate Deep Learning courseMon, 20 Oct 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/gios-pr1/https://tylercrosse.com/ideas/2025/gios-pr1/A project that explores multithreading, sockets, and the basics of operating systemsMon, 23 Jun 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/gios-pr3/https://tylercrosse.com/ideas/2025/gios-pr3/Exploring Inter-Process Communication and synchronization in C by building a high-performance proxy and cache.Thu, 10 Jul 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/gios-pr4/https://tylercrosse.com/ideas/2025/gios-pr4/An exploration of remote communication, data consistency, and synchronization in a C++ distributed file system project.Tue, 22 Jul 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/gios-retro/https://tylercrosse.com/ideas/2025/gios-retro/What I Learned in Graduate Introduction to Operating Systems (GIOS) - A RetrospectiveSun, 22 Jun 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/hdda-overview/https://tylercrosse.com/ideas/2025/hdda-overview/A survey of techniques for learning from data with high dimensions and a low number of samplesThu, 11 Sep 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/hierarchical-reasoning-models/https://tylercrosse.com/ideas/2025/hierarchical-reasoning-models/A talk exploring novel neural architectures for complex reasoning tasks, featuring two-level recurrence and adaptive computation.Wed, 03 Sep 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/hpca-retro/https://tylercrosse.com/ideas/2025/hpca-retro/A survey of concepts covered in my graduate Computer Architecture courseSun, 17 Aug 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/icml/https://tylercrosse.com/ideas/2025/icml/Some notes and observations from my time at the 2025 International Conference for Machine Learning (ICML)Wed, 30 Jul 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/language-diffusion-survey/https://tylercrosse.com/ideas/2025/language-diffusion-survey/A talk surveying diffusion models for language, from DDPM foundations to modern mask diffusion competing with auto-regressive models.Wed, 28 May 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/ml-a1/https://tylercrosse.com/ideas/2025/ml-a1/A conceptual walkthrough of the supervised learning process, covering data analysis, model evaluation, and the fundamental trade-offs involved in building effective classifiers.Sun, 10 Aug 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/ml-a2/https://tylercrosse.com/ideas/2025/ml-a2/Exploring randomized hill climbing, simulated annealing, and genetic algorithms across discrete fitness landscapes and as alternatives to backprop for neural network weight search.Mon, 11 Aug 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/ml-a3/https://tylercrosse.com/ideas/2025/ml-a3/K-Means and EM clustering on raw and reduced spaces (PCA, ICA, Random Projections), plus the impact on a downstream neural classifier.Tue, 12 Aug 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/ml-a4/https://tylercrosse.com/ideas/2025/ml-a4/Value Iteration and Policy Iteration on small vs. large MDPs, plus a model-free learner with exploration strategies.Wed, 13 Aug 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/ml-research-notes/https://tylercrosse.com/ideas/2025/ml-research-notes/A summary of my takeaways from three influential articles on conducting effective empirical AI alignment research.Sat, 18 Oct 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/ml-retro/https://tylercrosse.com/ideas/2025/ml-retro/A survey of concepts covered in my graduate Machine Learning courseSat, 09 Aug 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/mscs/https://tylercrosse.com/ideas/2025/mscs/From biomedical engineering to machine learning: my journey through Georgia Tech's MSCS programFri, 20 Jun 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/parallelism-concurrency/https://tylercrosse.com/ideas/2025/parallelism-concurrency/A dive into concurrency and parallelism across different levels of computer systemsTue, 29 Jul 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/rl-retro/https://tylercrosse.com/ideas/2025/rl-retro/Comparing base vs. s1K-finetuned Qwen2.5-0.5B-Instruct with Crosscoders and math benchmarks.Mon, 20 Oct 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2025/uv/https://tylercrosse.com/ideas/2025/uv/An introduction to uv, a fast, Rust-based tool for Python packagingFri, 17 Oct 2025 00:00:00 GMThttps://tylercrosse.com/ideas/2026/ga-1/https://tylercrosse.com/ideas/2026/ga-1/A survey of concepts and interactive visualizations from Part 1 of my Graduate Algorithms courseThu, 19 Feb 2026 00:00:00 GMThttps://tylercrosse.com/ideas/2026/ga-retro/https://tylercrosse.com/ideas/2026/ga-retro/A survey of concepts covered in my graduate Algorithms courseSun, 22 Feb 2026 00:00:00 GMThttps://tylercrosse.com/ideas/2026/gpu-p1p2/https://tylercrosse.com/ideas/2026/gpu-p1p2/Writing real GPU kernels, exploring shared memory tiling, parallel sorting algorithms, and performance optimization on an NVIDIA H100.Wed, 25 Feb 2026 00:00:00 GMThttps://tylercrosse.com/ideas/2026/gpu-p3p4/https://tylercrosse.com/ideas/2026/gpu-p3p4/Building a cycle-level GPU simulator from the inside, implementing GTO and CCWS warp schedulers, modeling compute instruction latencies, and extending to tensor core simulation.Wed, 25 Feb 2026 00:00:00 GMThttps://tylercrosse.com/ideas/2026/gpu-p5/https://tylercrosse.com/ideas/2026/gpu-p5/A simple if statement can halve GPU throughput, exploring how static dataflow analysis detects branch divergence by building a def-use chain over a SASS control flow graph.Wed, 25 Feb 2026 00:00:00 GMThttps://tylercrosse.com/ideas/2026/gpu-p6/https://tylercrosse.com/ideas/2026/gpu-p6/Writing a FlashAttention CUDA kernel from scratch, tiling the attention matrix to avoid materializing N×N memory, building a KV cache for token generation, and running GPT-2 with custom kernels end-to-end.Wed, 25 Feb 2026 00:00:00 GMThttps://tylercrosse.com/ideas/2026/gpu-retro/https://tylercrosse.com/ideas/2026/gpu-retro/What I Learned in GPU Hardware and Software (CS 8803) - A RetrospectiveWed, 25 Feb 2026 00:00:00 GMThttps://tylercrosse.com/ideas/2026/llm-morality-mech-interp/https://tylercrosse.com/ideas/2026/llm-morality-mech-interp/An exploration of how moral fine-tuning changes LLMsThu, 26 Feb 2026 00:00:00 GMT