LittleWat’s gists

LittleWat / mov2gif.sh

Last active March 13, 2021 02:45

QuickTimeで取得したmovファイルをgifに変換するスクリプト

	#!/bin/bash

	# same speed: $ bash ./mov2gif.sh hogehoge.mov
	# X2 speed: $ bash ./mov2gif.sh hogehoge.mov 2

	INPUT_FILENAME=$1

	ARGSPEED=$2
	SPEED=${ARGSPEED:=1}
	OUTPUT_FILENAME="$1-x${SPEED}.gif"

LittleWat / head_nod_detection.py

Last active March 12, 2021 10:17 — forked from smeschke/head nod detection

Detection of Head Nods using OpenCV in Python

	import cv2
	import numpy as np

	fourcc = cv2.VideoWriter_fourcc(*'MP4V')
	out = cv2.VideoWriter('out.mp4',fourcc, 20.0, (640,480))

	#dinstance function
	def distance(x,y):
	import math
	return math.sqrt((x[0]-y[0])2+(x[1]-y[1])2)

LittleWat / setup.sh

Created September 4, 2020 06:08 — forked from bradp/setup.sh

New Mac Setup Script

	echo "Creating an SSH key for you..."
	ssh-keygen -t rsa

	echo "Please add this public key to Github \n"
	echo "https://github.com/account/ssh \n"
	read -p "Press [Enter] key after this..."

	echo "Installing xcode-stuff"
	xcode-select --install

LittleWat / shrink_colums.vb

Last active October 30, 2018 14:57

エクセルで横に並んだ複数デーブルを一つの縦に並んだテーブルに処理するマクロ

	Sub shrink_colums()

	' ---------- 要設定ゾーン Start ----------
	NUM_COL_SET = 2 ' ２列１セット
	HEADER_OFFSET = 1 ' ヘッダ行の行数
	FROM_SHEET_NAME = "Sheet1" ' コピー元のシート名
	TO_SHEET_NAME = "ColumnShrinked" ' コピー先のシート名
	' ---------- 要設定ゾーン End ----------

	Worksheets.Add after:=Worksheets(Worksheets.Count)

LittleWat / utils.py

Created April 11, 2017 08:57

pandasのDataFrame形式の２つの確率分布のcos類似度を計算するスクリプト ref: http://qiita.com/LittleWat/items/259354f1364b72f27043

	def calc_cos_mat(mat_df1, mat_df2):
	"""
	Args:
	pd.DataFrame: mat_df1, mat_df2
	The modals of mat_df1 column and mat_df2 column must be same!
	Returns:
	pd.DataFrame: cosign_simularity_matrix_df

	"""
	import pandas as pd

LittleWat / set_debugger.py

Last active April 24, 2017 03:24

Pythonスクリプトを走らせたときに，エラーになったらデバッガに入ってほしいときに使うと便利な関数メモ ref: http://qiita.com/LittleWat/items/79741b26a080c2dfb2f7

	import sys

	def set_debugger_org():
	if not sys.excepthook == sys.__excepthook__:
	from IPython.core import ultratb
	sys.excepthook = ultratb.FormattedTB(call_pdb=True)

	def set_debugger_org_frc():
	from IPython.core import ultratb
	sys.excepthook = ultratb.FormattedTB(call_pdb=True)

LittleWat / model.py

Last active March 18, 2017 08:51

chainerで2つの違うモーダルを共通空間に射影するときのモデルコード ref: http://qiita.com/LittleWat/items/3539cda08e3b01ae079e

	# Network definition
	class MLP(chainer.Chain):

	def __init__(self, n_units, n_out):
	super(MLP, self).__init__(
	# the size of the inputs to each layer will be inferred
	l1=L.Linear(None, n_units), # n_in -> n_units
	l2=L.Linear(None, n_units), # n_units -> n_units
	l3=L.Linear(None, n_out), # n_units -> n_out
	)

LittleWat / convert.py

Last active January 2, 2016 14:17

pandasでunix時刻をdatetime型に変更する際の注意事項 ref: http://qiita.com/LittleWat/items/c7cf5c3276e1d5e25d66

	df["time"] = pd.to_datetime(df.index , unit="ms")
	df["time2"] =df.index
	df["time3"] = df.time2.apply(lambda x: datetime.fromtimestamp(x/1000))

LittleWat / SensingActivityの一部.java

Last active January 4, 2016 12:08

pythonで加速度のデータから行動認識をやってみる① ref: http://qiita.com/LittleWat/items/f4156cffd714f2377bb0

	//manager.registerListener(this, s, SensorManager.SENSOR_DELAY_GAME);
	manager.registerListener(this, s, 20000); //20000μsec(=50Hz)

LittleWat / LDA_model.scala

Last active December 15, 2015 05:21

SparkLDAの実行についてのメモ ref: http://qiita.com/LittleWat/items/3ad733f7362edd954714

	import scala.collection.mutable
	import org.apache.spark.{SparkContext, SparkConf}
	import org.apache.spark.SparkContext._
	import org.apache.spark.mllib.clustering.{EMLDAOptimizer, OnlineLDAOptimizer, LDAModel, LocalLDAModel, DistributedLDAModel, LDA}
	import org.apache.spark.mllib.linalg.{Vector, Vectors}
	import org.apache.spark.rdd.RDD
	import org.apache.spark.sql.SQLContext
	import org.apache.spark.sql._
	import org.apache.spark.ml.feature.{Tokenizer, RegexTokenizer}
	import org.apache.spark.ml.feature.{CountVectorizer, CountVectorizerModel}

Kohei Watanabe LittleWat