Engineering
Engineering & Technical Articles
Under-the-hood engineering from the Vriksh Vani hardware and software team.
Edge AIJuly 2026 · 15 min read
How NTE™ Runs a 3-Axis Emotion Classifier in 256KB Flash on ARM Cortex-M4
A technical deep-dive into the quantisation, pruning, and CMSIS-NN deployment pipeline that lets NTE™ run on bare metal without an operating system.
HardwareJune 2026 · 11 min read
Sensor Fusion in NIH-01: Fusing SHT41, BME688, and FLIR Lepton Data in Real-Time
NIH-01 processes three heterogeneous sensor streams simultaneously. This is the engineering story of how we align, normalise, and weight each signal for reliable plant health scoring.
AlgorithmsMay 2026 · 9 min read
The VPD Algorithm: From Raw Temperature and Humidity to Agronomic-Grade Accuracy
The Magnus formula, Arden Buck correction, and leaf temperature compensation — how we compute accurate VPD from three sensor readings sampled at 1Hz.
SoftwareApril 2026 · 13 min read
Building a Real-Time Plant Dashboard with Next.js 14, Prisma, and Neon Postgres
The architecture decisions, streaming patterns, and edge deployment strategy behind the Vriksh Vani live dashboard — serving 100,000+ bio-signal events per day.