# CNN 轉換後模型出現stack overflow問題

**URL:** <https://forum.amebaiot.com/t/cnn-stack-overflow/3839>\
**Category:** AI\
**Tags:** 中文, rtl8735b\
**Created:** [February 20, 2025, 11:38am UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839 "2025-02-20T11:38:57Z")\
**Posts on this page:** 11\
**Page:** 1

<div class="post-metadata">

**Author:** ![CheWei](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/chewei/32/2349_2.png) [@CheWei](https://forum.amebaiot.com/u/CheWei)\
**Post date:** [February 20, 2025, 11:38am UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839/1 "2025-02-20T11:38:57Z")

</div>

我在使用[https://www.kaggle.com/code/rkuo2000/garbage-cnn](https://www.kaggle.com/code/rkuo2000/garbage-cnn)的方式訓練完成後,將模型壓縮成zip檔案,放至貴公司轉換網站[https://www.amebaiot.com/zh/amebapro2-ai-convert-model/](https://www.amebaiot.com/zh/amebapro2-ai-convert-model/)進行轉換,  
Model選擇CNN-RGB,reverse\_channel 選擇false,scale選擇0.003921568627451,並上傳了一張dataset內的圖片進行轉換,轉換完畢後放到SD card內的NN\_MDL資料夾內,改名成imgclassification.nb,也將modelselect改成CUSTOMIZEED\_IMGCLASS,但執行時一直出現stack overflow的問題,完全無法辨識.  
因此我嘗試直接使用[https://www.kaggle.com/code/rkuo2000/garbage-cnn](https://www.kaggle.com/code/rkuo2000/garbage-cnn)網站內已經訓練好的模型直接拿到貴公司官網轉換,佈署後發現一樣會出現此問題,想請問是我在轉換的哪個步驟有問題嗎?scale有特殊數值才能用嗎?謝謝  
@Kelvin_Huang

---

<div class="post-metadata">

**Author:** ![Kelvin\_Huang](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/kelvin_huang/32/2130_2.png) [@Kelvin\_Huang](https://forum.amebaiot.com/u/Kelvin_Huang)\
**Post date:** [February 21, 2025, 1:36am UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839/2 "2025-02-21T01:36:45Z")

</div>

Hi @CheWei,

您好，可以确认一下您用的是哪个版本的SDK, 另外，可以看一下您的 amebapro2\_ram\_arduino.ld 文档，看一下您设的NN\_SIZE 是多少？

谢谢您。

---

<div class="post-metadata">

**Author:** ![CheWei](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/chewei/32/2349_2.png) [@CheWei](https://forum.amebaiot.com/u/CheWei)\
**Post date:** [February 21, 2025, 6:47am UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839/3 "2025-02-21T06:47:29Z")

</div>

> [@Kelvin\_Huang](#):
>
> 下您的 amebapro2\_ram\_arduino.ld 文档，看一下您设的NN\_SIZE 是多少？

您好,感謝回覆,目前使用的 SDK 是4.0.7, NN\_SIZE 我從 defualt 的36測試到最大的127都沒辦法還是會stack overflow

---

<div class="post-metadata">

**Author:** ![Kelvin\_Huang](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/kelvin_huang/32/2130_2.png) [@Kelvin\_Huang](https://forum.amebaiot.com/u/Kelvin_Huang)\
**Post date:** [February 21, 2025, 7:03am UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839/4 "2025-02-21T07:03:56Z")

</div>

您好 @CheWei,

是否能看一下Arduino serial monitor 的 full log 吗?

谢谢您。

---

<div class="post-metadata">

**Author:** ![CheWei](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/chewei/32/2349_2.png) [@CheWei](https://forum.amebaiot.com/u/CheWei)\
**Post date:** [February 21, 2025, 7:15am UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839/5 "2025-02-21T07:15:08Z")

</div>

![messageImage_1740122803374](https://us1.discourse-cdn.com/flex016/uploads/ameba/original/2X/0/012e8bf7a231e2ed2a7b2dfd7e24d0be1f4ff4c2.jpeg)  
 ![messageImage_1740122053579](https://us1.discourse-cdn.com/flex016/uploads/ameba/original/2X/7/76b17e58ad9bffc1236d8800e44108c6a9d0c822.jpeg)

---

<div class="post-metadata">

**Author:** ![CheWei](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/chewei/32/2349_2.png) [@CheWei](https://forum.amebaiot.com/u/CheWei)\
**Post date:** [February 23, 2025, 5:32pm UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839/6 "2025-02-23T17:32:17Z")

</div>

@Kelvin_Huang 您好,請問目前對此有何解決方法嗎?

---

<div class="post-metadata">

**Author:** ![Pammy](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/pammy/32/936_2.png) [@Pammy](https://forum.amebaiot.com/u/Pammy)\
**Post date:** [February 24, 2025, 2:13am UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839/7 "2025-02-24T02:13:53Z")

</div>

您好 @CheWei , 方便提供您的模型和 Kaggle code 讓我們這裏看看也嘗試轉換嗎？謝謝

---

<div class="post-metadata">

**Author:** ![CheWei](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/chewei/32/2349_2.png) [@CheWei](https://forum.amebaiot.com/u/CheWei)\
**Post date:** [February 24, 2025, 5:46am UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839/8 "2025-02-24T05:46:55Z")

</div>

您好 @Pammy 我是直接使用[Garbage CNN | Kaggle](https://www.kaggle.com/code/rkuo2000/garbage-cnn/output) 的輸出去轉換，只要是customized的模型就會有此錯誤

---

<div class="post-metadata">

**Author:** ![Pammy](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/pammy/32/936_2.png) [@Pammy](https://forum.amebaiot.com/u/Pammy)\
**Post date:** [February 24, 2025, 7:45am UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839/9 "2025-02-24T07:45:18Z")

</div>

您好，

我這裏運行是成功的。  
我嘗試下載了 [Garbage CNN | Kaggle](https://www.kaggle.com/code/rkuo2000/garbage-cnn) 的 .h5 模型。以下是我轉換的输入内容。

 ![image](https://us1.discourse-cdn.com/flex016/uploads/ameba/original/2X/3/38eff4e413515df95594277afe8774ae44f5c6fc.png)

使用 SD card 或 Flash 加載模型都可以成功運行。

想請您再轉換一次，并且使用最新的 Pre release version 4.0.9 (20250205) 試一下。

 ![image](https://us1.discourse-cdn.com/flex016/uploads/ameba/original/2X/0/05a97db7328867e0859e0d6fed8e0f27b8ccd3ab.png)

pre-release : [https://github.com/Ameba-AIoT/ameba-arduino-pro2/raw/dev/Arduino\_package/package\_realtek\_amebapro2\_early\_index.json](https://github.com/Ameba-AIoT/ameba-arduino-pro2/raw/dev/Arduino_package/package_realtek_amebapro2_early_index.json)

想確認您是否運行的是 Image classification 範例， 有更改到代碼嗎？

---

<div class="post-metadata">

**Author:** ![CheWei](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/chewei/32/2349_2.png) [@CheWei](https://forum.amebaiot.com/u/CheWei)\
**Post date:** [February 25, 2025, 5:37am UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839/10 "2025-02-25T05:37:56Z")

</div>

您好 @Pammy 非常感謝您的幫忙，在我從原本4.0.7版本更新至最新的 Pre release version 4.0.9 (20250205)後問題解決了。  
我是使用Image classification 範例，並且只有更改成使用custimized model。

---

<div class="post-metadata">

**Author:** ![benfeng99](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/benfeng99/32/2303_2.png) [@benfeng99](https://forum.amebaiot.com/u/benfeng99)\
**Post date:** [February 26, 2025, 8:10am UTC](https://forum.amebaiot.com/t/cnn-stack-overflow/3839/11 "2025-02-26T08:10:13Z")

</div>

@Pammy

你好,我也有遇到相同的問題,我想請問什麼時候會更新到正式的版本(如:4.0.9之類的)
