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@jeremyjordan
jeremyjordan / sgdr.py
Last active December 4, 2023 13:41
Keras Callback for implementing Stochastic Gradient Descent with Restarts
from keras.callbacks import Callback
import keras.backend as K
import numpy as np
class SGDRScheduler(Callback):
'''Cosine annealing learning rate scheduler with periodic restarts.
# Usage
```python
schedule = SGDRScheduler(min_lr=1e-5,
@druska
druska / engine.c
Created September 17, 2018 15:18
Quant Cup 1's winning order book implementation
/*****************************************************************************
* QuantCup 1: Price-Time Matching Engine
*
* Submitted by: voyager
*
* Design Overview:
* In this implementation, the limit order book is represented using
* a flat linear array (pricePoints), indexed by the numeric price value.
* Each entry in this array corresponds to a specific price point and holds
* an instance of struct pricePoint. This data structure maintains a list
@REDVM
REDVM / immich_auto_album.py
Last active October 21, 2024 07:27
Create and populate albums on Immich based on folder name
import requests
import os
from collections import defaultdict
# I have photos in subfolders like :
# /mnt/media/Photos/2023-08 Holidays
# /mnt/media/Photos/2023-06 Birthday
# /mnt/media/Photos/2022-12 Christmas
# This script will create 3 albums
# 2023-08 Holidays, 2023-06 Birthday, 2022-12 Christmas