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TensorFlow Compression

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1–30 of 126

Note: TensorFlow Compression will no longer be supported in the future, and discussion here has been closed due to increased spam.

Please head to https://github.com/tensorflow/compression and open a Github issue if you encounter issues with the existing codebase. Thanks!

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Leonardo Augusto, Fabian Mentzer3

12/16/23

Encode/decode images with higher resolution than the autoencoder input

Ohh, I see. I also found this stackoverflow post that helped me understand the inputs of the layers

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Encode/decode images with higher resolution than the autoencoder input

Ohh, I see. I also found this stackoverflow post that helped me understand the inputs of the layers

12/16/23

lorenzo sibi

10/16/23

Latent space extraction of compression models

Hello team tf-compression, I am conducting a magisterial thesis regarding the study of the effects of

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Latent space extraction of compression models

Hello team tf-compression, I am conducting a magisterial thesis regarding the study of the effects of

10/16/23

Ahmed Ghorbel, … Nikolai Körber4

8/9/23

About testing on different sized images.

Hello, I found my error. While experimenting with different entropy models, I introduced a bug (not

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About testing on different sized images.

Hello, I found my error. While experimenting with different entropy models, I introduced a bug (not

8/9/23

mahadev prasad panda, Johannes Ballé3

2/26/23

NoisyNormalMixture in ContinuousIndexedEntropyModel example

Hi Johannes, Thank you for your reply. Unfortunately, I am not pursuing the project anymore. So I am

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NoisyNormalMixture in ContinuousIndexedEntropyModel example

Hi Johannes, Thank you for your reply. Unfortunately, I am not pursuing the project anymore. So I am

2/26/23

Muhammad Salman Ali, Fabian Mentzer3

12/4/22

Improving the Training Pipeline/Speed for Image Compression

1) The additional gains after three days of training compared to 1 day of training amount to 1.5% to

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Improving the Training Pipeline/Speed for Image Compression

1) The additional gains after three days of training compared to 1 day of training amount to 1.5% to

12/4/22

Su Zi Wei, … Johannes Ballé3

11/14/22

Session crashed after trying to decompress the tfci image in Colab

Hi, I'm not aware of any recent RAM issues. Have you tried going back to the previous TF/TFC

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Session crashed after trying to decompress the tfci image in Colab

Hi, I'm not aware of any recent RAM issues. Have you tried going back to the previous TF/TFC

11/14/22

Johannes Ballé

8/9/22

Re: [tensorflow-compression] GDN Negative Parameters

Hi Scott, the parameters should not become negative, at least in the default implementation. We

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Re: [tensorflow-compression] GDN Negative Parameters

Hi Scott, the parameters should not become negative, at least in the default implementation. We

8/9/22

Scott Ransom, Johannes Ballé3

5/20/22

RDFT of SignalConv2D

Thanks for the explanation :) On Thursday, 19 May 2022 at 09:21:19 UTC+1 Johannes Ballé wrote: Hi

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RDFT of SignalConv2D

Thanks for the explanation :) On Thursday, 19 May 2022 at 09:21:19 UTC+1 Johannes Ballé wrote: Hi

5/20/22

Ashan Perera, … Fabian Mentzer8

5/16/22

HiFiC Target BPP

That's correct, "hific_loss.svg" is the GAN loss. I'll be sure to update after

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HiFiC Target BPP

That's correct, "hific_loss.svg" is the GAN loss. I'll be sure to update after

5/16/22

Linfeng Zheng, Johannes Ballé4

5/13/22

Question about your PCS 2021 paper "3D SCENE COMPRESSION THROUGH ENTROPY PENALIZED NEURAL REPRESENTATION FUNCTIONS"

Yes, that is correct. On Thu, May 12, 2022 at 2:37 AM Linfeng Zheng <zhenglin...@gmail.com

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Question about your PCS 2021 paper "3D SCENE COMPRESSION THROUGH ENTROPY PENALIZED NEURAL REPRESENTATION FUNCTIONS"

Yes, that is correct. On Thu, May 12, 2022 at 2:37 AM Linfeng Zheng <zhenglin...@gmail.com

5/13/22

Sicheng Li, Johannes Ballé2

3/8/22

Any plan on making cNeRF implenmation open source?

Hi, currently we aren't planning to do this, but there is an implementation of the Entropy

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Any plan on making cNeRF implenmation open source?

Hi, currently we aren't planning to do this, but there is an implementation of the Entropy

3/8/22

Priyanka Mudgal, Johannes Ballé2

2/4/22

Prepare .metagraph

+Fabian Mentzer Hi Priyanka, unfortunately I don't know of a good, publicly available way to

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Prepare .metagraph

+Fabian Mentzer Hi Priyanka, unfortunately I don't know of a good, publicly available way to

2/4/22

Mohana, Johannes Ballé3

1/30/22

How is bpp more than packed_bpp?

I checked the math, and this is actually because these bounds only hold in the limit, for an infinite

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How is bpp more than packed_bpp?

I checked the math, and this is actually because these bounds only hold in the limit, for an infinite

1/30/22

Johannes Ballé

1/26/22

Release 2.7.0

Hi everyone, a new release is out: https://github.com/tensorflow/compression/releases/tag/v2.7.0 It

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Release 2.7.0

Hi everyone, a new release is out: https://github.com/tensorflow/compression/releases/tag/v2.7.0 It

1/26/22

Timor Leiderman, Johannes Ballé2

1/8/22

ContinuousBatchedEntropyModel example

Hi Timor, please take a look at this code: https://github.com/tensorflow/compression/blob/master/

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ContinuousBatchedEntropyModel example

Hi Timor, please take a look at this code: https://github.com/tensorflow/compression/blob/master/

1/8/22

Dailan He, David Minnen3

10/27/21

Question about progressive decoding in MS2020 paper

Thanks. It is quite clear to me. 在2021年10月27日星期三 UTC+8 上午8:10:22<David Minnen> 写道： I think the

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Question about progressive decoding in MS2020 paper

Thanks. It is quite clear to me. 在2021年10月27日星期三 UTC+8 上午8:10:22<David Minnen> 写道： I think the

10/27/21

Gabriel Potassi

9/13/21

How can I use a trained model (hific) for decompression?

Hi, tf-compression team Thanks for providing a nice and convenient tool for deep image compression. I

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How can I use a trained model (hific) for decompression?

Hi, tf-compression team Thanks for providing a nice and convenient tool for deep image compression. I

9/13/21

Yibo Yang

8/29/21

Parameterizing the indexes for an indexed entropy model

Hi there, I'm curious if you have any insight/experience about how a (hyper)decoder network

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Parameterizing the indexes for an indexed entropy model

Hi there, I'm curious if you have any insight/experience about how a (hyper)decoder network

8/29/21

Tomás, Johannes Ballé3

8/27/21

Quite different results with "noisy quantization" v.s. actual quantization

Hi Johannes, Thank you for the great explanation and the paper! It all makes sense now. About finding

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Quite different results with "noisy quantization" v.s. actual quantization

Hi Johannes, Thank you for the great explanation and the paper! It all makes sense now. About finding

8/27/21

shahid abbas

8/24/21

About reconstructed image and MS-SSIM for TF2 version model.

Hi Johannes, I trained your model by myself, here I have two queries. Reproducibility Problem: Once

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About reconstructed image and MS-SSIM for TF2 version model.

Hi Johannes, I trained your model by myself, here I have two queries. Reproducibility Problem: Once

8/24/21

diqk...@gmail.com, Johannes Ballé2

8/23/21

About: could not find tensorflow~=2.5.0 while installing tfc_2.2

Hi Khanh, you don't need to install tensorflow_gpu for GPU support, since the plain tensorflow

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About: could not find tensorflow~=2.5.0 while installing tfc_2.2

Hi Khanh, you don't need to install tensorflow_gpu for GPU support, since the plain tensorflow

8/23/21

zhang lu, Johannes Ballé9

8/23/21

About coding with CABAC in compression_Hyperprior

Hi Zhang, most likely you need to change the value of lambda, since it will be different from the MSE

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About coding with CABAC in compression_Hyperprior

Hi Zhang, most likely you need to change the value of lambda, since it will be different from the MSE

8/23/21

zhang lu, Benoit Brummer4

7/28/21

About:the loss function and the value of lambda

And the compressai had loss function of optimized for MS-SSIM,which is loss=λ*(1-D)+R, Is 'D'

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About:the loss function and the value of lambda

And the compressai had loss function of optimized for MS-SSIM,which is loss=λ*(1-D)+R, Is 'D'

7/28/21

Khanh Quoc Dinh, … Wufei Ma10

7/13/21

Implemetation details of paper Scale-Space Flow for Video Compression

Hi Khanh, No problem, I totally understand. Thanks a lot for the results you provided. Those are very

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Implemetation details of paper Scale-Space Flow for Video Compression

Hi Khanh, No problem, I totally understand. Thanks a lot for the results you provided. Those are very

7/13/21

Mareeta Mathai

7/1/21

Random crop "End-to-end optimized image compressio

Hi, I'm relatively new to the data augmentation methods.I would like to know more the cropping

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Random crop "End-to-end optimized image compressio

Hi, I'm relatively new to the data augmentation methods.I would like to know more the cropping

7/1/21

Faiz Ullah, Johannes Ballé2

6/18/21

About usage for monochrome Images

Hi Faiz, the pre-trained models were trained for RGB images, but you can feed monochrome images into

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About usage for monochrome Images

Hi Faiz, the pre-trained models were trained for RGB images, but you can feed monochrome images into

6/18/21

Pascal Bacchus, Johannes Ballé2

6/18/21

Performance differences for similar bit rate

Dear Pascal, the results should not differ significantly. You may need to train your models for a

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Performance differences for similar bit rate

Dear Pascal, the results should not differ significantly. You may need to train your models for a

6/18/21

Nick Young, Johannes Ballé2

6/11/21

Problems in installing tfc==1.3 on Linux

Hi, please check that you have a Python version installed that is not newer than 3.7. Back then,

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Problems in installing tfc==1.3 on Linux

Hi, please check that you have a Python version installed that is not newer than 3.7. Back then,

6/11/21

Wang Yan, Johannes Ballé2

6/10/21

Commercial application or products

Dear Yan, as far as I know, most image/video compression in commercial applications is still done

unread,

Commercial application or products

Dear Yan, as far as I know, most image/video compression in commercial applications is still done

6/10/21

Abhishek Sinha, Johannes Ballé5

5/26/21

issues with tf-nightly==2.5.0dev20210312

Thanks for the information Johannes On Wednesday, 26 May 2021 at 00:32:42 UTC+5:30 Johannes Ballé

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issues with tf-nightly==2.5.0dev20210312

Thanks for the information Johannes On Wednesday, 26 May 2021 at 00:32:42 UTC+5:30 Johannes Ballé

5/26/21