---
title: "Description of Methodology"
canonical: "https://hub.freewheel.tv/space/RCS/113738097/Description%20of%20Methodology"
format: markdown
---
---

# Overview

The Description of Methodology (DOM) is updated and maintained by the Traffic Quality Office with review by the Traffic Quality Office Executive Committee.

---

# Document History

| **Date Updated** | **Description of Change** | **Link** |
| --- | --- | --- |
| 28-Feburary-2026 | - Updated auto-play numbers to December 2025
- Updated auto-refresh numbers to December 2025
- Updated IVT numbers from September 2025 to December 2025
- Updated CDN numbers up to Q4 2025 |  |
| 17-Feburary-2026 | - Corrected Section 8.5 to reflect MRC accreditation. |  |
| 2-Feburary-2026 | - Section 10.1- Log Retention has been updated with the HUB link to the FreeWheel Retention, Deprecation, and Discrepancy Policy page. |  |
| 18- November- 2025 | - Section 8.5 CTV (Formerly OTT) Measurement Limitations has been updated to reflect CTV Display MRC accreditation. |  |
| 30- September- 2025 | - Updated auto-play numbers to September 2025
- Updated auto-refresh numbers to September 2025
- Updated IVT numbers from July 2025 to September 2025
- Updated CDN numbers up to Q3 2025
- Revised OTT to CTV
- Updated 12. Accredited Environments to include CTV Display for MRC-accredited measurements |  |
| 31-July-2025 | - Updated auto-play numbers to June 2025
- Updated auto-refresh numbers to June 2025
- Updated IVT numbers from April 2025 to June 2025
- Updated CDN numbers up to Q2 2025 |  |
| 31-March-2025 | - Updated auto-play numbers to March 2025
- Updated auto-refresh numbers to March 2025
- Updated IVT numbers from Jan 2025 to March 2025
- Updated CDN numbers up to Q1 2025 |  |
| 31-Dec-2024 | - Updated auto-play numbers to Dec 2024
- Updated auto-refresh numbers to Dec 2024
- Updated IVT numbers from Sep 2024 to Dec 2024
- Updated CDN numbers up to Q4 2024 |  |
| 20-Dec- 2024 | - Updated FreeWheel's Accredited Environments to include CTV display and integration with HUMAN for SIVT and GIVT Filtering |  |
| 04-Nov-2024 | - Updated FreeWheel's Business Partner Qualification Process |  |
| 21-Oct-2024 | - Updated auto-play numbers to Sep 2024
- Updated auto-refresh numbers to Sep 2024
- Updated IVT numbers from July 2024 to Sep 2024
- Updated CDN numbers up to Q3 2024 |  |
| 15-Jul-2024 | - Updated auto-play numbers to Jun 2024
- Updated auto-refresh numbers to Jun 2024
- Updated IVT numbers from Apr 2024 to Jun 2024
- Updated CDN numbers up to Q2 2024 |  |
| 10-Apr-2024 | - Updated auto-play numbers to April 2024
- Updated auto-refresh numbers to April 2024
- Updated IVT numbers from January 2024 to April 2024
- Updated CDN numbers up to Q1 2024 |  |
| 12-Feb-2024 | - Recommendation added to encourage clients to avoid invalid placements |  |
| 11-Jan-2024 | - Updated auto-play numbers to December 2023
- Updated auto-refresh numbers to December 2023
- Updated IVT numbers from September 2023 to December 2023
- Updated CDN numbers up to Q4 2023 |  |
| 8- Jan-2024 | - Recommendation added to encourage client adoption of purchased and non-purchased traffic signals |  |
| 7-Dec-2023 | - Disclaimer added regarding HUMAN's Incomplete Load Metric and Usage |  |
| emov3010-Nov-2023 | - Disclaimer added indicating availability of Pre-Bid IVT reporting |  |
| 30-Sep-2023 | - Include descriptions on Tracked Ads Counting Methodology
- Updated auto-play numbers to September 2023
- Updated auto-refresh numbers to September 2023
- Updated IVT numbers from June 2023 to September 2023
- Updated CDN numbers up to Q3 2023 | [Description of Methodology 20230930.docx](https://wiki.freewheel.tv/download/attachments/74515936/Description%20of%20Methodology%2020230930.docx?version=1&modificationDate=1696516710159&api=v2) |
| 08-Sep-2023 | - Added a disclosure for the Invalid Placement Traffic Filter for Creatives stored within and outside of the CDN |  |
| 30-Jun-20239 | - Include descriptions on Tracked Ads Counting Methodology
- Updated auto-play numbers to June 2023
- Updated auto-refresh numbers to June 2023
- Updated IVT numbers from March 2023 to June 2023 |  |
| 31-Dec-2022 | - Updated auto-play numbers to December 2022 |  |
|  | - Updated auto-refresh numbers to December 2022
- Updated IVT numbers from March 2022 to December 2022 |  |
| 22-July-2022 | - Updated auto-play numbers
- Updated auto-refresh numbers
- Updated IVT numbers from October 2020 to March 2022 |  |
|  |  | [FreeWheel_DOM__20220722.pdf](https://wiki.freewheel.tv/download/attachments/123898957/Description%20of%20Methodology%2020220722.pdf?api=v2) |
|  | - Red reference to Silverlight (deprecated).
- Updated Auto-refresh & auto-replay metrics.
- Updated Impression removal count.
- Added references to new Analytics platform. |  |