# Metrics Library > Definitions, worked examples, and build guides for the operating metrics businesses in each vertical run on. Maintained by Semaphor. Contact: analytics@semaphor.cloud ## Pages - [Dental metrics](https://metrics.semaphor.cloud/dental/): How a dental practice is run and measured: providers, the schedule, production, treatment plans, and collections. The core dental metrics, explained, with a glossary. - [Construction metrics](https://metrics.semaphor.cloud/construction/): How a contracting business is run and measured: jobs, budgets, change orders, billing, and percent complete. The core construction metrics, explained, with a glossary. - [Backlog](https://metrics.semaphor.cloud/construction/backlog/): The work a contractor has under contract but has not yet done, in dollars. - [Gross margin by job](https://metrics.semaphor.cloud/construction/gross-margin-by-job/): How much of each job's contract value is left after cost. - [Job cost variance](https://metrics.semaphor.cloud/construction/job-cost-variance/): The difference between what a job was budgeted to cost and what it is now expected to cost. - [WIP over/under billing](https://metrics.semaphor.cloud/construction/wip-over-under-billing/): The gap between what a contractor has billed on a job and the revenue it has actually earned. - [Case acceptance rate](https://metrics.semaphor.cloud/dental/case-acceptance-rate/): The share of recommended treatment that patients agree to. - [Collection rate (net collection rate)](https://metrics.semaphor.cloud/dental/collection-rate/): The share of what a practice is actually owed that it collects. - [Hygiene reappointment rate](https://metrics.semaphor.cloud/dental/hygiene-reappointment-rate/): The share of patients seen in hygiene who leave with their next hygiene visit already on the schedule. - [Production per hour](https://metrics.semaphor.cloud/dental/production-per-hour/): The value of dentistry a provider produces for each hour they spend seeing patients. - [Construction roles](https://metrics.semaphor.cloud/construction/roles/): What owners, controllers, and project managers at a contracting business look at each month, and the metrics behind it. - [Dental roles](https://metrics.semaphor.cloud/dental/roles/): What owner dentists, office managers, and DSO regional managers look at each month, and the metrics behind it. - [Plan your metrics](https://metrics.semaphor.cloud/plan/): Client-side planner that turns chosen metrics and data readiness into a sample dashboard and build plan. - [Building customer reporting for construction software](https://metrics.semaphor.cloud/guides/construction/): A guide for construction software teams: which reports contractors expect, which roles read them, and how to sequence building them. - [Building customer reporting for dental software](https://metrics.semaphor.cloud/guides/dental/): A guide for dental software teams: which reports practices and DSOs expect, which roles read them, and how to sequence building them. - [Free first customer report](https://metrics.semaphor.cloud/first-report/): Scope of Semaphor's free first report offer. - [Interactive example](https://metrics.semaphor.cloud/demo/): Sample dashboard on made-up data. - [About and sourcing policy](https://metrics.semaphor.cloud/about/) - [Metrics catalog (JSON)](https://metrics.semaphor.cloud/metrics.json)