Case Study: Share-of-Shelf Analytics
Sep 20, 2024
Per-shelf share-of-shelf measurement in area and count modes, with unknown-product handling treated as a first-class operational output.
Read moreRetail computer vision splits into two engineering surfaces that share nothing operationally: shelf-execution systems that read the physical store, and product-discovery systems that match a shopper's image to the catalogue. Both fail the same way: strong eval scores that drift on a packaging change or a catalogue that doubled overnight, and a cost line that compounds at scale. We run each as its own engagement scoped to your problem.
Where the Engineering Bottleneck Lives
Two buying triggers recur. On the shelf side, a stock-out or planogram deployment hits a packaging variant, store format, or compliance question the original eval set never covered, and the slice-level regression never surfaces in monitoring, usually while the team is trying to reuse the cameras already in the store.
On the discovery side, a visual-search pipeline runs too expensive per query at catalogue scale, the product-image index is costly to keep fresh, and a conversion-lift claim needs to be measured against noise rather than asserted.
Two Ways We Engage
Shelf execution and product discovery are different engineering problems with different failure modes, so we run them as two separate engagements scoped to your problem, each ending in a deliverable your team can re-run without us.
Production AI Monitoring Harness
Reliability
Eval harness, slice-level regression coverage, and release-gate discipline across store formats and packaging changes.
Inference Cost-Cut Pack
Cost
Per-query cost-cut for visual-search and product-discovery pipelines at catalogue scale.
Shelf Execution & Stock-Out Detection
Headline accuracy on the original eval set looks fine, then a packaging redesign, a new store format, or a lighting change pulls slice-level performance off-target without the regression surfacing in monitoring. We build the eval harness with the slice cuts operations actually care about (by store format, product category, and lighting condition), gate release until those cuts are within tolerance, and hand over a runbook the store team can rerun.
Lands in the Production AI Monitoring Harness: 4–10 weeks, milestone or fixed-price.
Visual Search & Product Discovery
Visual search (image in, product match out) compounds on cost like any catalogue-scale inference workload: a small per-query win is real margin at production volume, and keeping the product-image index fresh is an ongoing cost, not a one-off. We profile the pipeline (model choice, embedding and index strategy, GPU kernel paths, batching) and move the per-query cost line on the catalogue you actually run, with conversion lift measured against noise rather than asserted.
Lands in the Inference Cost-Cut Pack: 4–8 weeks, milestone or fixed-price.
Production retail computer-vision engineering, from share-of-shelf analytics to catalogue-scale SKU recognition.
Sep 20, 2024
Per-shelf share-of-shelf measurement in area and count modes, with unknown-product handling treated as a first-class operational output.
Read more
Dec 10, 2024
Hierarchical SKU classification using DINO embeddings and few-shot learning — above 95% accuracy at ~1k classes, above 83% at ~2k.
Read moreHow shelf-execution AI catches stock-outs, how visual search lifts product discovery, and why off-the-shelf CV breaks at retail scale.
Jun 12, 2026
Shelf-execution AI lifts on-shelf availability and catches planogram drift using cameras and mobile devices stores already have — no hardware rollout.
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Jun 12, 2026
AI visual search lifts product discovery by matching images to your catalogue — not by tracking shoppers. The unit of work is the product, not the person.
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Jun 12, 2026
Retail CV that passes proof-of-concept fails in production. The scale-specific failure modes that break off-the-shelf vision across thousands of SKUs.
Read moreTechnoLynx delivered the project on time and provided quality outputs that met the client's expectations. The team was proactive in providing ideas and suggestions, and they were careful at properly planning the tasks. The client also praised the team's expertise in GPU programming and AI.
TechnoLynx's skill in low-level software development was impressive. TechnoLynx was able to create four prototypes with common components and an interface for easy maintenance. The client was extremely happy with the solution's speed. Moreover, their communication was seamless and straightforward.
TechnoLynx's unique aspect is that they're able to transform complex theories into practicable and applicable results. TechnoLynx provides research reports and architecture planning documents. The team is able to transform complex theories into practicable and applicable results. TechnoLynx's project management is strong and delivers work on time without hardware issues, being responsive through virtual meetings.
I’m delighted with our collaboration with their team. Thanks to TechnoLynx's work, the client has been able to co-author two patents. They lead responsive project management to solve problems quickly. The team also praises their skilled and knowledgeable team.
We had high-efficiency meetings. TechnoLynx’s work resulted in a successful breakthrough, and their input improved the client’s app. Their flexible and organised project management cultivated a healthy collaboration experience. Ultimately, their professionalism and commitment were impressive.
Usually, yes. Shelf-execution and stock-out detection are typically built to reuse the cameras already in the store rather than trigger a hardware replacement. The engineering effort goes into the eval harness, slice-level regression coverage, and the release gate, not new hardware. We do not claim hardware-free deployment is always possible; camera placement and image quality decide what is feasible.
We treat lift as a measured claim, not a marketing one. Shelf-execution work is gated on slice-level regression against historical shelf images; visual-search and product-discovery work has conversion lift measured against noise rather than asserted. The verifier (the eval harness or the benchmark replay) is something you own and can re-run.
The common failure mode is a model that scores well in evaluation but drifts in production: a packaging redesign, a new store format, a different shelf-lighting condition, or a catalogue that doubled overnight pulls slice-level performance off-target without the regression surfacing in monitoring. The eval harness is built with the slice cuts that expose exactly these conditions.
Two compounding costs: the per-query inference cost at production volume, and the ongoing operational cost of keeping the product-image index fresh. We profile the pipeline first (model choice, embedding and index strategy, GPU kernel paths, batching, target-specific runtimes) then surface the changes that move the per-query cost line on the catalogue you actually run.
The pack ships the runbook the store-operations team can rerun, not just a model. The gate holds release until the slice cuts are within tolerance, and slice-level monitoring surfaces the break against the cuts that matter to operations, by store format, product category, and lighting condition.
How We Work With Retail Teams
Each pack has a fixed scope and a price tied to the outcome, and ends in something your team keeps and can re-run: the eval harness, the re-run script, the slice-level monitoring dashboard. We work alongside your store-operations, merchandising, and data functions; we do not substitute for them.
Heading into a shelf-execution release gate, a stock-out monitoring rollout, or a visual-search cost review? The named pack page is the entry point, or contact us and we will route you to the right one.