Jingbiao's Blog

「Hinc lucem et pocula sacra」

Issue with transformer and Pytorch conflicts

In one project, the transformers package has to be version:transformers==3.5.1, and Pytorch has be >= 1.8.0 - Installing the legacy version may have some conflicts, but anaconda sh...

Posted by Jingbiao on July 14, 2021

Issue with python JSONDecodeError

Issues Json loader issue When inputting json file into python with json.loads(_), 1 [json.loads(jline) for jline in open(path, "r").read().split('\n')] line 36 of hm_data.py a like...

Posted by Jingbiao on July 14, 2021

Json with python

Read Json files in python Json files with no spaces or newlines Inputting json file into python with json.loads(_), Store a dictionary of a dictionary 1 2 3 # Store the json...

Posted by Jingbiao on July 14, 2021

Paddlepaddle installation issues and fixation

Issues Conda do not have the correct version for installing paddlepaddle gpu. In order to get the correct version you need to use pip. While using pip, cudnn is not installed, and environmental var...

Posted by Jingbiao on July 14, 2021

OFDM Audio Modem project

\( \require{amstext} \require{amsmath} \require{amssymb} \require{amsfonts} \) Introduction An OFDM audio modem that uses speaker as transmitter and microphone as receiver is developed. Communicat...

Posted by Jingbiao on May 15, 2021

OFDM with audio modem

List of useful Transforms Pointwise product of two function in continuous time domain → Linear convolution in frequency domain Pointwise product of two functions in the continuous...

Posted by Jingbiao on May 15, 2021

Channel estimation with OFDM random symbol

Estimation, Synchronization, and Tips

\( \require{amstext} \require{amsmath} \require{amssymb} \require{amsfonts} \) Channel estimation 1.Generate an n-length sequences of psuedo-random constellation values By means of psued...

Posted by Jingbiao on May 15, 2021

Peterhouse Garden

Some pictures of the Peterhouse Garden in 2021 spring

Posted by Jingbiao on May 10, 2021

3M1 Mathematical Methods Tripos Revision

\( \require{amstext} \require{amsmath} \require{amssymb} \require{amsfonts} \newcommand{\norm}[1]{\lVert #1 \rVert} \) Linear Algebra Hermitian Conjugate Transpose: \( M^H = \overline{M...

Posted by Jingbiao on April 10, 2021

3F8 Inference Tripos Revision

\( \require{amstext} \require{amsmath} \require{amssymb} \require{amsfonts} \) Algorithms MLE Maximum Likelihood Estimation of parameters: Given data $ y=\{ y_i \}$ and parameter $\theta$, t...

Posted by Jingbiao on April 10, 2021