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Akira Tamamori tam17aki

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tam17aki / watermark_spread_spectrum.py
Last active July 20, 2023 08:59
A python script to perform audio watermark embedding/detection on the basis of direct-sequence spread spectrum method.
#!/usr/bin/env python3
"""A python script to perform audio watermark embedding/detection
on the basis of direct-sequence spread spectrum method."""
# Copyright (C) 2020 by Akira TAMAMORI
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
@tam17aki
tam17aki / record_sample.ipynb
Last active June 22, 2023 14:30
Google Colab上で音声を録音するサンプル
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@tam17aki
tam17aki / gmhd.py
Last active June 11, 2023 11:39
Kernel mapped generalized Mahalanobis depth (kmGMHD) in Python.
# -*- coding: utf-8 -*-
"""Kernel mapped generalized Mahalanobis depth (kmGMHD).
"""
# Author: Akira Tamamori <tamamori5917@gmail.com>
# License: BSD 2 clause
from typing import NamedTuple, Union
import numpy as np
from sklearn.decomposition import KernelPCA
@tam17aki
tam17aki / mhd.py
Last active June 11, 2023 11:38
Mahalanobis Depth in Python.
# -*- coding: utf-8 -*-
"""Mahalanobis Depth."""
# Author: Akira Tamamori <tamamori5917@gmail.com>
# License: BSD 2 clause
from sklearn.covariance import EmpiricalCovariance, MinCovDet
from sklearn.utils import check_array, check_random_state
class MHD:
@tam17aki
tam17aki / se_pitchshift.py
Last active May 31, 2023 19:35
ピッチシフト (再生時間を変えずに音の高さを変える)
#!/usr/bin/env python3
""" 音声情報処理 n本ノック !! """
# Copyright (C) 2020 by Akira TAMAMORI
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
@tam17aki
tam17aki / ZoneoutLSTMCell.py
Last active May 14, 2023 22:53
An implementation of zoneout regularizer on LSTM-RNN in Tensorflow
# Copyright (C) 2017 by Akira TAMAMORI
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation, either version 3 of the License, or (at your option) any later
# version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
@tam17aki
tam17aki / watermark_echo_hiding.py
Last active April 9, 2023 17:44
A python script to perform audio watermark embedding/detection on the basis of echo hiding method.
#!/usr/bin/env python3
"""A python script to perform watermark embedding/detection
on the basis of echo hiding method."""
# Copyright (C) 2020 by Akira TAMAMORI
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
@tam17aki
tam17aki / kernel_kmeans.py
Last active April 7, 2023 07:33 — forked from mblondel/kernel_kmeans.py
Kernel K-means.
# -*- coding: utf-8 -*-
"""Clustering with Kernel K-means."""
# Author: Mathieu Blondel <mathieu@mblondel.org>
# Author: Akira Tamamori
# License: BSD 3 clause
import matplotlib.pyplot as plt
import numpy as np
from sklearn.base import BaseEstimator, ClusterMixin
@tam17aki
tam17aki / demo_kernel_kmeans.ipynb
Created March 17, 2023 14:45
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tam17aki / diffusion_model_book_2_2_score_based_model.ipynb
Last active March 6, 2023 15:45
diffusion_model_book_2_2_score_based_model.ipynb
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