# Smooth Signatures: Improving Android Signature Capture

DevFeed: [Smooth Signatures: Improving Android Signature Capture](<https://devfeed.tech/articles/smooth-signatures-15856.md>)

Original publisher: [Read original article](<https://developer.squareup.com/blog/smooth-signatures>)

Author: Eric Burke

Published: 2010-07-27T07:00:00Z

Content type: tutorial

Language: en

Sources: [Square Corner Blog RSS Feed](<https://devfeed.tech/sources/square-corner-blog-rss-feed.md>)

Topics: [Android](<https://devfeed.tech/topics/android.md>), [ui](<https://devfeed.tech/topics/ui.md>), [Security](<https://devfeed.tech/topics/security.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [engineering](<https://devfeed.tech/tags/engineering.md>), [fraud](<https://devfeed.tech/tags/fraud.md>), [interface](<https://devfeed.tech/tags/interface.md>), [performance](<https://devfeed.tech/tags/performance.md>), [prevent-fraud](<https://devfeed.tech/tags/prevent-fraud.md>), [screen](<https://devfeed.tech/tags/screen.md>), [security](<https://devfeed.tech/tags/security.md>)

## AI overview

This tutorial explains how to improve signature capture on Android. It shows how to use historical touch coordinates from batched MotionEvent data for smoother strokes and selectively invalidate only the changed screen region to improve responsiveness.

## Source excerpt

Capturing beautiful signatures on Android