# \#technical-question

**URL:** https://community.deeplearning.ai/tag/technical-question/129.md

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## [W8A16 quantizer forward method question](https://community.deeplearning.ai/t/w8a16-quantizer-forward-method-question/882523)

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**Author:** [@JustKen](https://community.deeplearning.ai/u/JustKen)\
**Replies:** 0\
**Last updated:** [November 1, 2025, 1:06pm UTC](https://community.deeplearning.ai/t/w8a16-quantizer-forward-method-question/882523 "2025-11-01T13:06:28Z")

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Hi, I have the following questions: in the short video Custom Build an 8-bit Quantizer, the output of the linear layer is said to be: (input \* weights\*) \* scale + bias. Does this silently assume that we did symmetric q…

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## [What is the role of the Inspector Proxy address?](https://community.deeplearning.ai/t/what-is-the-role-of-the-inspector-proxy-address/821593)

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**Author:** [@simorgh10](https://community.deeplearning.ai/u/simorgh10)\
**Replies:** 1\
**Last updated:** [June 2, 2025, 6:24am UTC](https://community.deeplearning.ai/t/what-is-the-role-of-the-inspector-proxy-address/821593 "2025-06-02T06:24:52Z")

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Hello, I’m wondering what task does the Inspector Proxy fulfill in the lab setting ? Why do we need it ? Thank you,

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## [Hope to know reason of this bug(mightbe)](https://community.deeplearning.ai/t/hope-to-know-reason-of-this-bug-mightbe/734955)

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**Author:** [@molerat](https://community.deeplearning.ai/u/molerat)\
**Replies:** 9\
**Last updated:** [April 7, 2025, 5:03pm UTC](https://community.deeplearning.ai/t/hope-to-know-reason-of-this-bug-mightbe/734955 "2025-04-07T17:03:41Z")

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First of all, I am not kind of native speaker who learned English via mother tongue, so I should wish your generosity. I found a curious bug in the first coures of the “ChatGPT Prompt Engineering for Developers”. I had …

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## [In Lab1 we are trying to load data into sagemaker from S3 . I don't find that s3 bucket . Could you please help me to resolve command aws s3 cp --recursive s3://dlai-generative-ai/labs/wl-549876/ ./](https://community.deeplearning.ai/t/in-lab1-we-are-trying-to-load-data-into-sagemaker-from-s3-i-dont-find-that-s3-bucket-could-you-please-help-me-to-resolve-command-aws-s3-cp-recursive-s3-dlai-generative-ai-labs-wl-549876/735041)

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**Author:** [@RenukeswarChinta](https://community.deeplearning.ai/u/RenukeswarChinta)\
**Replies:** 3\
**Last updated:** [December 14, 2024, 8:56am UTC](https://community.deeplearning.ai/t/in-lab1-we-are-trying-to-load-data-into-sagemaker-from-s3-i-dont-find-that-s3-bucket-could-you-please-help-me-to-resolve-command-aws-s3-cp-recursive-s3-dlai-generative-ai-labs-wl-549876/735041 "2024-12-14T08:56:00Z")

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In Lab1 we are trying to load data into sagemaker from S3 . I don’t find that s3 bucket . Could you please help me to resolve command aws s3 cp --recursive s3://dlai-generative-ai/labs/wl-549876/ ./

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## [How to improve objects detection in a noisy video stream?](https://community.deeplearning.ai/t/how-to-improve-objects-detection-in-a-noisy-video-stream/569673)

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**Author:** [@A\_L](https://community.deeplearning.ai/u/A_L)\
**Replies:** 2\
**Last updated:** [February 16, 2024, 2:01am UTC](https://community.deeplearning.ai/t/how-to-improve-objects-detection-in-a-noisy-video-stream/569673 "2024-02-16T02:01:46Z")

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Hello All, I hope you are well. I have a specific use case and would like to get advice on how to solve it with better efficiency and quality. I know that usually when we prepare a dataset to detect an object in the vi…