https://ataberksusam.com/ Technical articles, computer vision tutorials, and software engineering case studies by Ataberk Susam. en-us Sun, 13 Sep 2026 18:00:00 GMT https://ataberksusam.com/blog/real-time-slam-implementation-opencv-monocular.html https://ataberksusam.com/blog/real-time-slam-implementation-opencv-monocular.html Sun, 13 Sep 2026 10:00:00 GMT Architecting a real-time Simultaneous Localization and Mapping (SLAM) pipeline using a single uncalibrated web camera. From FAST feature extraction to Essential matrix decomposition and bundle adjustment. Computer Vision https://ataberksusam.com/blog/gpu-accelerated-image-processing-cuda-opencv.html https://ataberksusam.com/blog/gpu-accelerated-image-processing-cuda-opencv.html Sun, 13 Sep 2026 10:00:00 GMT Eliminating PCIe bus transfer bottlenecks in GPU-accelerated computer vision. How to chain cv::cuda algorithms without constantly copying memory back to the CPU host. Computer Vision https://ataberksusam.com/blog/multi-object-tracking-architecture-deepsort-python.html https://ataberksusam.com/blog/multi-object-tracking-architecture-deepsort-python.html Sun, 13 Sep 2026 10:00:00 GMT Solving the identity association problem across video frames. A structural breakdown of combining Kalman filter kinematics with convolutional appearance metrics via the Hungarian algorithm. Computer Vision https://ataberksusam.com/blog/stereoscopic-vision-depth-estimation-calibration.html https://ataberksusam.com/blog/stereoscopic-vision-depth-estimation-calibration.html Sun, 13 Sep 2026 10:00:00 GMT Extracting physical depth maps from dual-camera setups. Deriving the baseline triangulation math, fixing lens distortion, and implementing Semi-Global Block Matching (SGBM). Computer Vision https://ataberksusam.com/blog/sub-pixel-edge-detection-techniques-metrology.html https://ataberksusam.com/blog/sub-pixel-edge-detection-techniques-metrology.html Sun, 13 Sep 2026 10:00:00 GMT Breaking the integer pixel barrier. Implementing parabolic interpolation and phase congruency to measure physical machine parts down to the micrometer level using standard optical sensors. Computer Vision https://ataberksusam.com/blog/real-time-collaborative-editors-websockets-crdt.html https://ataberksusam.com/blog/real-time-collaborative-editors-websockets-crdt.html Sun, 13 Sep 2026 10:00:00 GMT Abandoning Operational Transformation for Conflict-free Replicated Data Types. Structuring a highly concurrent, offline-capable rich text editor architecture on the web. Web Architecture https://ataberksusam.com/blog/implementing-secure-webauthn-passkeys.html https://ataberksusam.com/blog/implementing-secure-webauthn-passkeys.html Sun, 13 Sep 2026 10:00:00 GMT Eliminating passwords using public key cryptography in the browser. A deep dive into the navigator.credentials API, attestation signatures, and the Relying Party challenge flow. Web Architecture https://ataberksusam.com/blog/advanced-indexeddb-strategies-offline-caching.html https://ataberksusam.com/blog/advanced-indexeddb-strategies-offline-caching.html Sun, 13 Sep 2026 10:00:00 GMT Bypassing the LocalStorage limits. Structuring a high-throughput, multi-threaded IndexedDB architecture utilizing Web Workers and binary Blob serialization to cache gigabytes of data. Web Architecture https://ataberksusam.com/blog/optimizing-webassembly-garbage-collection-javascript.html https://ataberksusam.com/blog/optimizing-webassembly-garbage-collection-javascript.html Sun, 13 Sep 2026 10:00:00 GMT Bridging the linear memory barrier. How WasmGC eliminates the serialization bottleneck between Rust/C++ binaries and the V8 JavaScript garbage collector. Web Architecture https://ataberksusam.com/blog/high-performance-webgl-render-pipelines.html https://ataberksusam.com/blog/high-performance-webgl-render-pipelines.html Sun, 13 Sep 2026 10:00:00 GMT Rendering one million data points at 60 FPS in the browser. Ditching SVG and Canvas API for instanced rendering, uniform buffers, and custom fragment shaders. Web Architecture https://ataberksusam.com/blog/advanced-asynchronous-io-uvloop-python.html https://ataberksusam.com/blog/advanced-asynchronous-io-uvloop-python.html Sun, 13 Sep 2026 10:00:00 GMT Replacing the standard library event loop. How uvloop leverages the libuv C architecture to push Python backend throughput beyond Node.js and Go. Python Systems https://ataberksusam.com/blog/memory-safe-ffi-integrations-rust-python-pyo3.html https://ataberksusam.com/blog/memory-safe-ffi-integrations-rust-python-pyo3.html Sun, 13 Sep 2026 10:00:00 GMT Escaping the Python Global Interpreter Lock safely. A rigorous guide to building Foreign Function Interfaces utilizing Rust's ownership model and the PyO3 framework. Python Systems https://ataberksusam.com/blog/high-throughput-message-queues-zeromq-python.html https://ataberksusam.com/blog/high-throughput-message-queues-zeromq-python.html Sun, 13 Sep 2026 10:00:00 GMT Bypassing the broker bottleneck. Architecting distributed microservices using ZeroMQ's asynchronous I/O threads and advanced socket typologies. Python Systems https://ataberksusam.com/blog/profiling-python-gil-contention.html https://ataberksusam.com/blog/profiling-python-gil-contention.html Sun, 13 Sep 2026 10:00:00 GMT Diagnosing why your multithreaded Python app runs slower than the single-threaded version. Using py-spy to measure Global Interpreter Lock acquisition latency and context switch overhead. Python Systems https://ataberksusam.com/blog/building-robust-ipc-systems-shared-memory-unix-domain-sockets.html https://ataberksusam.com/blog/building-robust-ipc-systems-shared-memory-unix-domain-sockets.html Sun, 13 Sep 2026 10:00:00 GMT Eliminating Python's multiprocessing serialization bottlenecks. Achieving zero-copy data transfer between distinct OS processes using POSIX shared memory mapped to NumPy buffers. Python Systems https://ataberksusam.com/blog/unscented-kalman-filters-nonlinear-kinematics.html https://ataberksusam.com/blog/unscented-kalman-filters-nonlinear-kinematics.html Sun, 13 Sep 2026 10:00:00 GMT Abandoning the Jacobian matrix. How the Unscented Transform predicts the state covariance of highly non-linear autonomous systems without linearizing the physics equations. Applied Engineering https://ataberksusam.com/blog/robust-pid-controllers-underactuated-robotics.html https://ataberksusam.com/blog/robust-pid-controllers-underactuated-robotics.html Sun, 13 Sep 2026 10:00:00 GMT Taming the integral windup. Implementing cascaded PID loops to stabilize complex, underactuated systems like drones and inverted pendulums. Applied Engineering https://ataberksusam.com/blog/implementation-rrt-star-motion-planning.html https://ataberksusam.com/blog/implementation-rrt-star-motion-planning.html Sun, 13 Sep 2026 10:00:00 GMT Escaping the grid. 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Applied Engineering https://ataberksusam.com/blog/zero-upload-client-side-pdf-engine-architecture.html https://ataberksusam.com/blog/zero-upload-client-side-pdf-engine-architecture.html Sat, 22 Aug 2026 09:00:00 GMT How to architect a complete browser-based document processing suite using pdf-lib, pdf.js, and Web Workers. Avoid server uploads while processing large multi-megabyte files entirely in local RAM. Web Architecture https://ataberksusam.com/blog/real-time-computer-vision-game-tile-recognition-opencv.html https://ataberksusam.com/blog/real-time-computer-vision-game-tile-recognition-opencv.html Sat, 22 Aug 2026 09:00:00 GMT A step-by-step engineering guide on building a real-time computer vision pipeline: contour filtering, perspective transformation, HSV color segmentation, and template matching. 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Web Architecture https://ataberksusam.com/blog/multi-threaded-desktop-applications-python-worker-pools.html https://ataberksusam.com/blog/multi-threaded-desktop-applications-python-worker-pools.html Sat, 22 Aug 2026 09:00:00 GMT Preventing GUI freezes in Python desktop apps: master QThread worker pools, thread-safe queues, non-blocking asynchronous event loops, and robust error handling patterns. Python Systems https://ataberksusam.com/blog/automating-screen-vision-ocr-tesseract-opencv.html https://ataberksusam.com/blog/automating-screen-vision-ocr-tesseract-opencv.html Sat, 22 Aug 2026 09:00:00 GMT Techniques for sub-40 ms screen OCR inference: Win32 frame acquisition, adaptive Otsu binarization, morphological opening, and Tesseract character whitelisting. Computer Vision https://ataberksusam.com/projects/massforge-pdf.html https://ataberksusam.com/projects/massforge-pdf.html Sat, 22 Aug 2026 10:00:00 GMT A complete client-side PDF manipulation engine executing heavy operations inside the browser via Web Workers. Web Architecture https://ataberksusam.com/projects/klscrapper.html https://ataberksusam.com/projects/klscrapper.html Fri, 21 Aug 2026 09:00:00 GMT A multi-threaded desktop media crawler and downloader built with PyQt6, Playwright, and FFmpeg. Python Desktop https://ataberksusam.com/projects/okey-helper.html https://ataberksusam.com/projects/okey-helper.html Thu, 20 Aug 2026 12:00:00 GMT Engineering case study on building a real-time computer vision helper for tile detection and algorithmic set optimization. Computer Vision https://ataberksusam.com/projects/tower-unite-afk.html https://ataberksusam.com/projects/tower-unite-afk.html Thu, 20 Aug 2026 08:00:00 GMT Visual state recognition and automation tool utilizing OpenCV, Tesseract OCR, and human-like input dispatch. Applied Engineering