Gigapixel Panoramas
Creating gigapixel panoramas with Leica SL and vintage R lenses: from Seattle skyline to macro photography of watches and dollar bills, with tips for successful stitching.
Computing Life · An engineering notebook
Long-form notes on agentic systems, engineering judgment, astrophotography, hardware, coffee, and the tools that make a life easier to inspect and improve.
Creating gigapixel panoramas with Leica SL and vintage R lenses: from Seattle skyline to macro photography of watches and dollar bills, with tips for successful stitching.
基于Caffe的斗图机器人:用深度学习提取表情特征,在数据库中找最近邻实现自动回复,效果意外地好但也暴露了ImageNet预训练模型在二次元表情上的局限。
微信机器人功能升级:群标签云统计、个人发言分析、活跃度可视化,并接入ElasticSearch和Kibana实现实时监控,算法从TF升级到TF-IDF。
探讨聊天机器人的核心价值:利用聊天记录做跨群转发、主题归并、脉络梳理和统计分析,让碎片化信息变得有组织,提供比单纯推送更独特的价值。
阿拉斯加冬季看极光攻略:科学穿衣方法、极光预报原理、相机拍摄技巧(电池保暖、防雾)、租车与跟团选择建议。
Build a Raspberry Pi-based air quality monitoring system with gas and dust sensors, plus a DIY air purifier using a box fan and MERV 13 filter.
用树莓派加MQ135等气体传感器搭建空气质量监控系统:MCP3008模数转换、tornado后端web前端实现数据可视化,以及树莓派Zero焊接无线网卡的硬核折腾。
基于ESP-8266和PIR传感器实现智能灯光控制:人体感应自动开灯、睡眠模式区分日夜亮度、IFTTT联动日出日落状态切换,打造人性化夜间照明体验。
Using a FLIR One thermal camera to identify home energy leaks: window drafts, heater inefficiencies, and door gaps. Practical DIY approach to thermal debugging.
分享茂宜岛浮潜潜艇、火山骑车下坡、直升机游览等特色玩法,以及timeshare分时度假的商业模式分析和避坑指南。