# Face Recognition

## One-Shot Learning is Not a Good Approach

![](https://2552912007-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LzGBVuquaFNrwdmJna0%2F-MIVZAfShLyD0pw7A4nY%2F-MIV_CjtD-bUYYEMSXdN%2FScreen%20Shot%202020-09-30%20at%201.54.08%20PM.png?alt=media\&token=ba9d2de0-3d39-4ffa-a8dc-92a48f40d986)

## Instead, Learn a Similarity Function

![](https://2552912007-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LzGBVuquaFNrwdmJna0%2F-MIVa7ACSCGk9J9xk2Pe%2F-MIVaOVd8Szreyy-G6lQ%2FScreen%20Shot%202020-09-30%20at%201.59.44%20PM.png?alt=media\&token=5da8ca97-69a0-4d74-9383-c19e4d0347d7)

## Siamese Network

![](https://2552912007-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LzGBVuquaFNrwdmJna0%2F-MIVaZSmYXBUVhc5XGYJ%2F-MIVcCI4jVsOLdN15c5h%2FScreen%20Shot%202020-09-30%20at%202.07.37%20PM.png?alt=media\&token=b07dd3a0-76cb-49ff-ac46-72ef3dbbad7f)

![](https://2552912007-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LzGBVuquaFNrwdmJna0%2F-MIVaZSmYXBUVhc5XGYJ%2F-MIVcaHORrzH7xPyBU1b%2FScreen%20Shot%202020-09-30%20at%202.09.23%20PM.png?alt=media\&token=ac2cf987-b2dd-476c-b4e2-711aaa5a1442)

## Triplet Loss

![](https://2552912007-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LzGBVuquaFNrwdmJna0%2F-MIuaQXT2N45rtjAxdlG%2F-MIucBh2hz2UbYUWFyIt%2FScreen%20Shot%202020-10-05%20at%203.17.47%20PM.png?alt=media\&token=87f6c1a2-033c-4fd2-9444-c6e0d8ebbbdc)