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Edge AI

AI That Runs Anywhere,
Even Offline

Presear engineers edge AI solutions — model compression, quantisation, on-device inference, and hardware-optimised deployment — for IoT, industrial, and embedded systems.

5ms
Inference Latency
10×
Model Size Reduction
70+
Edge Deployments
IoT Sensor Camera Wearable Industrial Gateway Embedded

Technical Depth

Six Edge AI Techniques We Master

From model compression to federated edge training — we deliver AI that runs on constrained hardware without sacrificing accuracy.

Model Quantisation (INT8/FP16)

Reduce model size and accelerate inference by converting 32-bit floating-point weights to INT8 or FP16 representations — with minimal accuracy loss. We apply post-training quantisation and quantisation-aware training for maximum compression, enabling models that were impossible to run on edge hardware to execute in real time on microcontrollers and edge SoCs.

INT8 FP16 QAT Post-training Quant

Neural Architecture Search (NAS)

Automatically discover compact neural architectures that meet your hardware's latency and memory constraints — rather than manually shrinking large models. We use hardware-aware NAS to search architecture spaces constrained by target device specs, producing models that are natively efficient rather than retrospectively compressed, achieving better accuracy-efficiency tradeoffs.

Hardware-aware NAS DARTS MobileNets

Knowledge Distillation

Transfer the intelligence of a large teacher model into a compact student model — preserving most of the teacher's predictive power in a fraction of the parameters. We implement task-specific and feature-level distillation strategies, often combining distillation with quantisation and pruning for compound compression ratios that achieve 10x size reduction with under 2% accuracy degradation.

Teacher-Student Feature Distillation Response Distillation

TensorFlow Lite / ONNX Runtime

Convert and optimise models for deployment on resource-constrained devices using TFLite for Android, iOS, and microcontrollers, or ONNX Runtime for cross-platform deployment including Windows, Linux, and embedded Linux. We handle operator compatibility, delegate selection (GPU, DSP, NPU), and benchmark-driven optimisation to extract maximum performance from every device.

TFLite ONNX Runtime GPU/DSP Delegates

Hardware-Specific Optimisation

Unlock the full potential of your target hardware by using vendor-specific acceleration — TensorRT for NVIDIA Jetson, OpenVINO for Intel hardware, SNPE for Snapdragon DSPs, CoreML for Apple Silicon, and ARM CMSIS-NN for Cortex-M microcontrollers. Generic deployment leaves 40–70% of hardware performance on the table; hardware-specific optimisation closes that gap entirely.

TensorRT OpenVINO SNPE CoreML

Federated Learning at Edge

Train and continuously improve models across distributed edge devices without centralising raw data — each device contributes gradient updates rather than personal data. We implement FL protocols compatible with resource-constrained hardware, handling asynchronous updates, partial participation, and communication-efficient aggregation to keep models improving even when devices are intermittently connected.

FedAvg On-device Training OTA Updates

Our Process

From Target Hardware to Deployed Edge AI

A rigorous five-stage process. Click any step to explore what happens — and why it matters.

01
Target Hardware Selection
02
Model Architecture Design
03
Compression & Quantisation
04
Edge Deployment & Testing
05
OTA Update Management
Step 01 of 05

Target Hardware Selection

Every edge AI project starts with hardware. We assess your deployment environment — power budget, memory constraints, compute availability, operating temperature, connectivity — and select the optimal hardware platform. This decision gates all subsequent architecture and compression choices, so getting it right early saves months of rework.

  • Power budget analysis: battery vs. mains-powered constraints
  • Memory profiling: SRAM, Flash, and DRAM availability per device
  • Latency requirements: real-time vs. near-real-time thresholds
  • Hardware shortlist: Jetson, Raspberry Pi, STM32, Snapdragon, ARM Cortex
Step 02 of 05

Model Architecture Design

We design or select neural architectures with hardware constraints as first-class design parameters — not afterthoughts. Using hardware-aware NAS or established efficient architectures (MobileNet, EfficientDet, YOLO-Nano), we build models that are compact by construction. Task-specific architecture choices, input resolution, and anchor configurations are all tuned to the target device's capability envelope.

  • Hardware-aware NAS for custom constraint profiles
  • Selection from efficient architecture families: MobileNet, EfficientDet
  • Resolution and complexity tradeoff analysis per use case
  • Benchmark-driven architecture selection on actual target hardware
Step 03 of 05

Compression & Quantisation

Once the base model meets accuracy targets, we apply a systematic compression stack — knowledge distillation from a larger teacher, structured and unstructured pruning to remove redundant parameters, followed by quantisation to INT8 or FP16. Each step is validated against accuracy thresholds, and the pipeline is iterated until size, latency, and accuracy targets are simultaneously satisfied.

  • Knowledge distillation: teacher-student transfer
  • Pruning: structured channel pruning and weight sparsity
  • Post-training quantisation and quantisation-aware training
  • Accuracy-compression tradeoff validation at each step
Step 04 of 05

Edge Deployment & Testing

Deploying to edge is not just copying a model file — it requires runtime setup, hardware delegate configuration, thermal stress testing, and real-world evaluation under actual operating conditions. We flash target devices, validate latency and memory footprint on hardware, test across environmental extremes, and run adversarial input sets that represent the worst-case conditions the device will encounter in deployment.

  • Hardware delegate configuration: GPU, DSP, NPU routing
  • On-device latency and memory profiling
  • Thermal and stress testing under operating environment conditions
  • Real-world accuracy validation against field data samples
Step 05 of 05

OTA Update Management

Edge devices in the field need secure, reliable model updates without physical access. We build OTA update pipelines that deliver signed, versioned model packages to device fleets — with rollback capability, delta update support to minimise bandwidth, A/B deployment for safe rollouts, and telemetry collection to monitor inference quality post-update across thousands of deployed units.

  • Signed model packages with cryptographic verification
  • Delta updates to minimise bandwidth usage on constrained connections
  • A/B rollout with automatic rollback on degraded metrics
  • Fleet-level telemetry: latency, accuracy, error rate monitoring

Real-World Impact

Edge AI Problems We've Solved

Production edge AI deployments across industries — delivering real-time intelligence directly on device.

Industrial Defect Detection

Manufacturing

Core Challenge

Manufacturing lines need defect detection at conveyor speed — 30+ frames per second with sub-10ms decision latency — in environments with no reliable internet connectivity. Cloud-based vision AI introduces unacceptable latency and network dependency that halts production lines during connectivity outages.

Who Benefits

Automotive, electronics, and FMCG manufacturers that run high-speed production lines and need on-device computer vision for surface defect classification, foreign object detection, and dimensional inspection — operating independently of cloud connectivity.

NVIDIA JetsonTensorRTINT8 Quantisation
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Smart Surveillance

Security

Core Challenge

Transmitting full video streams to cloud for AI analysis consumes prohibitive bandwidth and introduces privacy risks. Security systems need on-camera AI that processes video locally, sending only metadata and alerts — drastically reducing bandwidth while keeping sensitive footage within the physical security perimeter.

Who Benefits

Airports, campuses, retail chains, and critical infrastructure operators that deploy high-density camera networks and need privacy-preserving, bandwidth-efficient AI surveillance with real-time threat detection that operates reliably even during network disruptions.

OpenVINOIntel Neural ComputeOn-Device Inference
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Agricultural IoT Monitoring

Agriculture

Core Challenge

Agricultural IoT sensors deployed across fields operate in areas with no mobile connectivity, on battery power, and must continuously classify plant health, soil conditions, and pest presence from sensor readings — requiring ultra-low-power AI that runs on microcontrollers for months without intervention.

Who Benefits

Precision farming operators, agritech companies, and agricultural research institutions that instrument fields with sensor nodes and need on-node inference for crop disease detection, irrigation triggering, and yield prediction — without cloud dependency or battery drain concerns.

STM32TFLite MicroEdge Impulse
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Wearable Health Monitoring

Healthcare

Core Challenge

Wearable devices monitoring heart rate, SpO2, and activity continuously must run AI inference within a 10–50mW power budget with millisecond latency — without transmitting raw biosignal data to cloud, due to both battery constraints and patient privacy regulations governing continuous health data streams.

Who Benefits

Medical device manufacturers, health-tech wearable companies, and remote patient monitoring platforms that need on-device AI for arrhythmia detection, fall detection, sleep staging, and continuous vital sign anomaly alerting — compliant with healthcare data privacy requirements.

ARM Cortex-MCMSIS-NNPyTorch Mobile
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Powered By

Our Edge AI Technology Ecosystem

Best-in-class runtimes, hardware platforms, and development toolchains — covering the full spectrum from microcontrollers to edge servers.

TensorFlow LiteEdge Runtime
ONNX RuntimeCross-Platform Runtime
OpenVINOIntel Acceleration
NVIDIA JetsonEdge GPU Platform
Raspberry PiEdge Computing
STM32Microcontroller
ARM CortexEmbedded Processor
CoreMLApple Silicon
SNPESnapdragon DSP
PyTorch MobileMobile Inference
Edge ImpulseEdge ML Platform
DockerContainer Runtime

Frequently Asked

Edge AI Questions

Answers to the questions hardware engineers, product managers, and CTOs ask before starting an edge AI engagement with Presear Softwares.

Ask Our Edge AI Team
What hardware platforms do you support for edge AI deployment?
We work across the full spectrum of edge hardware — from NVIDIA Jetson Orin and Xavier for GPU-accelerated edge inference, to Raspberry Pi for Linux-based edge nodes, Intel NUCs with OpenVINO acceleration, Snapdragon-based mobile SoCs with SNPE, and down to ARM Cortex-M microcontrollers with TFLite Micro and CMSIS-NN. If you have an existing hardware platform, we evaluate it and identify the optimal deployment path. If you're selecting hardware, we advise based on your workload's latency, power, and cost requirements.
How small can you make a model without losing accuracy?
Compression ratios depend heavily on the task, architecture, and acceptable accuracy degradation. For image classification tasks, combining distillation + quantisation typically achieves 8–12x size reduction with under 1–2% top-1 accuracy loss. Object detection models can be compressed 5–8x with well-engineered NAS-based architectures. For microcontroller deployments, we regularly deliver models under 100KB that retain strong performance — but we always establish an accuracy floor before compressing and stop if the floor cannot be maintained.
Can edge AI models run completely without internet connectivity?
Yes — fully offline operation is a core design requirement for most of our edge AI deployments. Models are compiled directly onto the device and run entirely locally. Inference requires no network calls. For continuously learning systems, we design federated or store-and-forward update mechanisms that queue model updates when connectivity is available and apply them safely. Applications in agriculture, mining, manufacturing, and defence specifically require air-gapped or intermittently connected operation, which we support fully.
How do you update models on deployed devices in the field?
We build OTA (over-the-air) update pipelines that deliver cryptographically signed, versioned model packages to device fleets over any available connectivity — cellular, Wi-Fi, or LoRa for constrained networks. Updates use delta compression to minimise payload size, deploy via A/B partitions for safe rollback if the new model degrades performance, and report success/failure telemetry back to a fleet management dashboard. For completely air-gapped environments, we design SD card or USB-based secure update workflows.
What is the power consumption tradeoff for running AI on edge devices?
Power consumption is the central constraint for battery-powered edge AI. We approach it through three levers: architectural efficiency (smaller models with fewer multiply-accumulate operations), hardware acceleration (using DSP/NPU rather than CPU for inference, which can be 10–50x more energy efficient), and duty cycling (running inference only when triggered by lightweight sensor thresholds rather than continuously). A well-optimised TFLite Micro model on an ARM Cortex-M4 can run keyword detection at under 1mW — enabling multi-year battery life on a standard coin cell.
Edge AI

Ready to Put AI
Directly on Your Devices?

Partner with Presear Softwares to compress, optimise, and deploy AI models that run reliably on any hardware — with or without internet.