diff --git a/README.md b/README.md
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**A High-Efficient Development Toolkit for Image Segmentation based on [PaddlePaddle](https://github.com/paddlepaddle/paddle).**
+[![Build Status](https://travis-ci.org/PaddlePaddle/PaddleSeg.svg?branch=release/2.1)](https://travis-ci.org/PaddlePaddle/PaddleSeg)
[![License](https://img.shields.io/badge/license-Apache%202-blue.svg)](LICENSE)
[![Version](https://img.shields.io/github/release/PaddlePaddle/PaddleSeg.svg)](https://github.com/PaddlePaddle/PaddleSeg/releases)
![python version](https://img.shields.io/badge/python-3.6+-orange.svg)
@@ -19,9 +20,21 @@ English | [简体中文](README_CN.md)
## News
-* [2022-01-04] We published a paper on portrait segmentation named [PP-HumanSeg](./contrib/PP-HumanSeg/paper.md), and released Semantic Connectivity-aware Learning (SCL) framework and a Large-Scale Teleconferencing Video Dataset.
-* [2021-10-11] We released PaddleSeg v2.3 with the improved interactive segmentation tool ([EISeg v0.3](./EISeg)), two [matting]((./contrib/Matting)) algorithms, and segmentation model compression.
-* For more information please refer to [Release Note](https://github.com/PaddlePaddle/PaddleSeg/releases).
+
+ - [2021-01-20] PaddleSeg v2.4 is released! More details in Release Notes.
+
+ - Upgrade the interactive annotation tool EISeg v0.4 with faster inference speed, supporting new areas in remote sensing and medical segmentation.
+ - Publish the PP-HumanSeg paper, and released Semantic Connectivity-aware Learning framework and a Large-Scale Teleconferencing Video Dataset.
+ - Release PP-HumanMatting for extremely fine-grained human segmentation, with an Android tutorial.
+ - Add 9 semantic segmentatioin models, including a new transformer model SegMenter.
+ - Provide a comprehensive performance table for all segmentation models, which helps to choose a better model on the accuracy and the speed.
+
+
+
+ - [2021-10-11] We released PaddleSeg v2.3 with the improved interactive segmentation tool EISeg v0.3, two matting algorithms, and segmentation model compression.
+ - [2021-09-20] We published an interactive segmentation paper with SOTA performance on several well-known datasets.
+
+
## Introduction
diff --git a/README_CN.md b/README_CN.md
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## 最新动态
-* [2022-01-04] PaddleSeg团队发表人像分割论文[PP-HumanSeg](./contrib/PP-HumanSeg/paper.md),并开源连通性学习(SCL)方法和大规模视频会议数据集。
-* [2021-10-11] PaddleSeg 2.3版本发布交互式分割工具([EISeg v0.3](./EISeg)), 开源两种 [Matting](./contrib/Matting) 算法, 以及分割高阶功能[模型蒸馏](./slim/distill)和[模型量化](./slim/quant)方案。
+* [2022-01-20] PaddleSeg 2.4版本发布!详细发版信息请参考[Release Note](https://github.com/PaddlePaddle/PaddleSeg/releases)。
+ * 发布智能标注工具[EISeg v0.4](./EISeg)版,采用静态图预测加速交互过程,并支持遥感和医疗领域智能标注。
+ * 发表人像分割论文[PP-HumanSeg](./contrib/PP-HumanSeg/paper.md),并开源连通性学习(SCL)方法和大规模视频会议数据集。
+ * 开源发丝级人像抠图Matting算法[PP-HumanMatting](./contrib/Matting),并提供安卓端教程。
+ * 新增9个经典分割模型, 包括Transformer系列模型[SegMenter](configs/segmenter),总模型数达到40个。
+ * 提供分割模型[性能对比图](docs/model_zoo_overview_cn.md),全面展示分割模型性能,方便模型选型。
+* [2021-10-11] PaddleSeg 2.3版本发布交互式分割工具EISeg v0.3, 开源两种[Matting](./contrib/Matting)算法, 以及分割高阶功能[模型蒸馏](./slim/distill)和[模型量化](./slim/quant)方案。
* [2021-09-20] PaddleSeg团队发表交互式分割论文[EdgeFlow](https://arxiv.org/abs/2109.09406),已在多个数据集实现SOTA性能。
-* 详细发版信息请参考[Release Note](https://github.com/PaddlePaddle/PaddleSeg/releases).
## 简介
PaddleSeg是基于飞桨PaddlePaddle开发的端到端图像分割开发套件,涵盖了**高精度**和**轻量级**等不同方向的大量高质量分割模型。通过模块化的设计,提供了**配置化驱动**和**API调用**两种应用方式,帮助开发者更便捷地完成从训练到部署的全流程图像分割应用。