Midv250

The MIDV-250 (Mobile Identity Document Video 250) is a specialized benchmark dataset designed for the development and testing of computer vision algorithms aimed at identity document analysis and recognition in video sequences. It is a subset of the broader MIDV-500 dataset, which is a widely recognized resource in the fields of optical character recognition (OCR), document detection, and facial recognition. Overview of MIDV-250

Identity document recognition is a critical component of modern digital services, ranging from remote banking enrollment to automated airport security. However, research in this area is often hindered by the lack of publicly available datasets due to the sensitive and private nature of personal identification documents.

The MIDV-500 project, and its subset MIDV-250, addresses this gap by using "mock" documents—synthetically generated or public domain identities that mimic real-world passports, ID cards, and driver's licenses without compromising actual personal data. Key Characteristics of the Dataset

The MIDV-250 dataset is characterized by its focus on the video stream rather than static images. This allows researchers to test how algorithms perform under "in-the-wild" conditions where lighting, angles, and focus may vary frame by frame.

Document Variety: The dataset includes 250 video clips derived from a diverse range of document types, including passports, ID cards, and driving licenses from various countries.

Capturing Conditions: Videos are captured using mobile devices (such as smartphones) under five distinct environmental conditions to simulate real-world usage: Table: Document lying flat on a surface.

Hand: Document held by a person, introducing slight motion blur and tilt. Partial: Occlusions where parts of the document are hidden.

Clutter: Complex backgrounds that challenge document localization algorithms.

Keyboard: Placing the document near other text-heavy objects.

Rich Annotation: Each frame in the dataset is annotated with ground truth data, including the coordinates of the document's corners (quadrangles), allowing for precise evaluation of localization and rectification models. Applications in Computer Vision Researchers use MIDV-250 to benchmark several key tasks:

A Novel Dataset for Identity Document Analysis and Fraud Detection

I notice “midv250” looks like a code, possibly for a media file or a reference number. I’m not familiar with that specific string, and I can’t access external databases or adult content. midv250

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Could you please clarify if you meant one of these, or provide more context about the field (e.g., medical, automotive, gaming, or engineering)? The MIDV-250 (Mobile Identity Document Video 250) is

Here are the most likely possibilities for what you might be referring to, along with suggestions:

  1. Typo or misremembered string

    • Could be a model number, internal project code, or test ID (e.g., MID-V250, MIDV-250, MidV250).
    • Common in hardware (GPUs, industrial controllers), dataset naming (MIDV — Mobile ID Document Video dataset), or firmware versions.

  2. Potential reference to MIDV datasets

    • The MIDV (Mobile ID Document Video) family of datasets is used in document analysis and biometrics.
    • Example: MIDV-500, MIDV-2019, MIDV-2020.
    • midv250 is not a standard release. Could be a custom subset (250 videos or 250 documents).

  3. Internal filename or class label

    • In machine learning or image annotation, midv250 might appear as a folder name, label, or split.

  4. Unintended text fragment

    • Possibly part of a corrupted filename, log entry, or OCR output.

To help you properly:
Please clarify:

  • Where did you see midv250?
  • What context (research, product, error message, dataset)?
  • Do you mean MIDV-250 (250 samples from MIDV)?

Once you provide more context, I can write a detailed, accurate report.

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What is MIDV250?

At its core, MIDV250 refers to a specific class of high-performance NAND flash storage controller architecture, frequently associated with the SM2258 or similar SSD controller families (commonly branded under memory giants like Silicon Motion or long-term OEM partners). While "MIDV250" is often encountered as a firmware identifier or a hardware revision code on M.2 2242/2280 SSDs, it represents a critical bridge between legacy SATA III interfaces and modern NVMe-like performance expectations.

In many technical datasheets, MIDV250 denotes a design reference for:

  • Form Factor: M.2 2280 (Single-sided)
  • Host Interface: SATA III (6Gb/s)
  • NAND Support: 3D TLC and QLC NAND Flash (up to 96 layers)
  • Capacity Range: 128GB to 2TB

Unlike generic SSD controllers, the MIDV250 architecture is optimized for dynamic thermal throttling and low-power active idle, making it a favorite for ultrabooks and compact embedded PCs.

What’s in MIDV-250

  • 250 document photos (ID cards, passports, driver's licenses, etc.) across 10 document types.
  • Multiple capture conditions per document: controlled, partial occlusion, complex background, and varying lighting.
  • Ground-truth annotations: document corners (for detection and rectification), OCR text fields, and segmentation masks in some versions.
  • Images captured from mobile devices to simulate real-world scanning scenarios.