From 0be3e4877da9b8315c8fea5a09742e50b0b1a9a7 Mon Sep 17 00:00:00 2001
From: Hongsheng Zeng <zenghongsheng@baidu.com>
Date: Mon, 23 Mar 2020 16:39:51 +0800
Subject: [PATCH] Update README.md

---
 deepes/README.md | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/deepes/README.md b/deepes/README.md
index 81b9c5d..179a396 100644
--- a/deepes/README.md
+++ b/deepes/README.md
@@ -10,8 +10,10 @@ DeepES是一个支持**快速验证**ES效果、**兼容多个框架**的C++库
 auto agent = ESAgent(config); 
 
 for (int i = 0; i < 100; ++i) {
-   int key = agent->add_noise(); // 参数扰动，同时保存随机种子
-   int reward = evaluate(env, agent); //评估参数
+   auto sampling_agnet = agent->clone(); // clone出一个sampling agent
+   SamplingKey key;
+   agent->add_noise(key); // 参数扰动，同时保存随机种子到key中
+   int reward = evaluate(env, sampling_agent); //评估参数
    noisy_keys.push_back(key); // 记录随机噪声对应种子
    noisy_rewards.push_back(reward); // 记录评估结果
 }
-- 
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