文件名称:toolbox_signal
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- 上传时间:2014-10-22
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文件大小:11.2mb
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利用傅里叶变换,对图像进行低通滤波处理,利用sin函数窗-To avoid boundary artifacts and estimate really the frequency content of the image (and not of the artifacts!), one needs to multiply M by a smooth windowing function h and compute fft2(M.*h). Use a sine windowing function. Can you interpret the resulting filter ?
(系统自动生成,下载前可以参看下载内容)
下载文件列表
toolbox_signal/.DS_Store
toolbox_signal/CS.sci
toolbox_signal/Fourier.sci
toolbox_signal/barb.bmp
toolbox_signal/batch_convert_bin.m
toolbox_signal/bird.wav
toolbox_signal/boat.bmp
toolbox_signal/brain.bin
toolbox_signal/callback_optical_flow.m
toolbox_signal/cameraman.png
toolbox_signal/cconv.m
toolbox_signal/cconv.sci
toolbox_signal/centaur1.png
toolbox_signal/centaur2.png
toolbox_signal/clouds.gif
toolbox_signal/compute_conditional_histogram.m
toolbox_signal/compute_entropy.m
toolbox_signal/compute_entropy.sci
toolbox_signal/compute_gaussian_filter.m
toolbox_signal/compute_gaussian_filter.sci
toolbox_signal/compute_histogram.m
toolbox_signal/compute_hufftree.m
toolbox_signal/compute_hufftree.sci
toolbox_signal/compute_l2err.m
toolbox_signal/compute_l2err.sci
toolbox_signal/compute_movie_file.m
toolbox_signal/compute_quadsel.m
toolbox_signal/compute_quadsel.sci
toolbox_signal/compute_shape_boundary.m
toolbox_signal/compute_total_variation.m
toolbox_signal/compute_wavelet_filter.m
toolbox_signal/compute_wavelet_filter.sci
toolbox_signal/corral.bmp
toolbox_signal/cortex.bmp
toolbox_signal/dct.m
toolbox_signal/dct.sci
toolbox_signal/dct2.m
toolbox_signal/dct2.sci
toolbox_signal/div.m
toolbox_signal/div.sci
toolbox_signal/drum.wav
toolbox_signal/female.wav
toolbox_signal/fftn.sci
toolbox_signal/fingerprint.jpg
toolbox_signal/fire.gif
toolbox_signal/flowers.bmp
toolbox_signal/glockenspiel.wav
toolbox_signal/grad.m
toolbox_signal/grad.sci
toolbox_signal/hair.bmp
toolbox_signal/hibiscus.bmp
toolbox_signal/hist.sci
toolbox_signal/huffman_gencode.m
toolbox_signal/huffman_gencode.sci
toolbox_signal/iCS.sci
toolbox_signal/iFourier.sci
toolbox_signal/idct.m
toolbox_signal/idct.sci
toolbox_signal/idct2.m
toolbox_signal/idct2.sci
toolbox_signal/ifft2.sci
toolbox_signal/ifftn.sci
toolbox_signal/image_resize.m
toolbox_signal/image_resize.sci
toolbox_signal/imageplot.m
toolbox_signal/imageplot.sci
toolbox_signal/iradon.m
toolbox_signal/isosurface.sci
toolbox_signal/lena.bmp
toolbox_signal/load_hdr.m
toolbox_signal/load_image.m
toolbox_signal/load_image.sci
toolbox_signal/load_signal.m
toolbox_signal/load_signal.sci
toolbox_signal/load_sound.m
toolbox_signal/load_sound.sci
toolbox_signal/mad.m
toolbox_signal/male.wav
toolbox_signal/mandrill.bmp
toolbox_signal/mri.bin
toolbox_signal/mri.png
toolbox_signal/parrot-mask.png
toolbox_signal/parrot.bmp
toolbox_signal/peppers-bw.bmp
toolbox_signal/perform_arith_coding.m
toolbox_signal/perform_arith_coding.sci
toolbox_signal/perform_arith_fixed.m
toolbox_signal/perform_arith_fixed.sci
toolbox_signal/perform_blurring.m
toolbox_signal/perform_blurring.sci
toolbox_signal/perform_color_matching.m
toolbox_signal/perform_convolution.m
toolbox_signal/perform_convolution.sci
toolbox_signal/perform_curvelet_transform.m
toolbox_signal/perform_haar_transf.m
toolbox_signal/perform_haar_transf.sci
toolbox_signal/perform_hist_eq.m
toolbox_signal/perform_hist_eq.sci
toolbox_signal/perform_homotopy.m
toolbox_signal/perform_huffcoding.m
toolbox_signal/perform_huffcoding.sci
toolbox_signal/perform_l1ball_projection.m
toolbox_signal/perform_median_filtering.m
toolbox_signal/perform_median_filtering.sci
toolbox_signal/perform_omp.m
toolbox_signal/perform_quantization.m
toolbox_signal/perform_radon_transform.m
toolbox_signal/perform_sdp_projection.m
toolbox_signal/perform_solve_bp.m
toolbox_signal/perform_sos_projection.m
toolbox_signal/perform_stft.m
toolbox_signal/perform_stft.sci
toolbox_signal/perform_tensor_decomp.m
toolbox_signal/perform_tensor_recomp.m
toolbox_signal/perform_thresholding.m
toolbox_signal/perform_thresholding.sci
toolbox_signal/perform_tv_denoising.m
toolbox_signal/perform_wavelet_transf.m
toolbox_signal/perform_wavelet_transf.sci
toolbox_signal/perform_wavortho_transf.m
toolbox_signal/perform_wavortho_transf.sci
toolbox_signal/perform_wiener_filtering.m
toolbox_signal/perform_wiener_filtering.sci
toolbox_signal/phantom.m
toolbox_signal/plot3.sci
toolbox_signal/plot_curvelet.m
toolbox_signal/plot_dictionnary.m
toolbox_signal/plot_dictionnary.sci
toolbox_signal/plot_hufftree.m
toolbox_signal/plot_hufftree.sci
toolbox_signal/plot_levelset.m
toolbox_signal/plot_levelset.sci
toolbox_signal/plot_sparse_diracs.m
toolbox_signal/plot_sparse_diracs.sci
toolbox_signal/plot_spectrogram.m
toolbox_signal/plot_spectrogram.sci
toolbox_signal/plot_tensor_field.m
toolbox_signal/plot_vf.m
toolbox_signal/plot_vf.sci
toolbox_signal/plot_wavelet.m
toolbox_signal/plot_wavelet.sci
toolbox_signal/psnr.m
toolbox_signal/psnr.sci
toolbox_signal/radon.m
toolbox_signal/read_bin.m
toolbox_signal/read_bin.sci
toolbox_signal/read_bmp.m
toolbox_signal/read_bmp.sci
toolbox_signal/rubik1.bmp
toolbox_signal/rubik2.bmp
toolbox_signal/rubik3.bmp
toolbox_signal/set_axis.m
toolbox_signal/set_axis.sci
toolbox_signal/set_colormap.m
toolbox_signal/set_colormap.sci
toolbox_signal/snr.m
toolbox_signal/snr.sci
toolbox_signal/steam.gif
toolbox_signal/subsampling.m
toolbox_signal/subsampling.sci
toolbox_signal/taxi1.bmp
toolbox_signal/taxi2.bmp
toolbox_signal/taxi3.bmp
toolbox_signal/texture.bmp
toolbox_signal/unclebens.bin
toolbox_signal/upsam
toolbox_signal/CS.sci
toolbox_signal/Fourier.sci
toolbox_signal/barb.bmp
toolbox_signal/batch_convert_bin.m
toolbox_signal/bird.wav
toolbox_signal/boat.bmp
toolbox_signal/brain.bin
toolbox_signal/callback_optical_flow.m
toolbox_signal/cameraman.png
toolbox_signal/cconv.m
toolbox_signal/cconv.sci
toolbox_signal/centaur1.png
toolbox_signal/centaur2.png
toolbox_signal/clouds.gif
toolbox_signal/compute_conditional_histogram.m
toolbox_signal/compute_entropy.m
toolbox_signal/compute_entropy.sci
toolbox_signal/compute_gaussian_filter.m
toolbox_signal/compute_gaussian_filter.sci
toolbox_signal/compute_histogram.m
toolbox_signal/compute_hufftree.m
toolbox_signal/compute_hufftree.sci
toolbox_signal/compute_l2err.m
toolbox_signal/compute_l2err.sci
toolbox_signal/compute_movie_file.m
toolbox_signal/compute_quadsel.m
toolbox_signal/compute_quadsel.sci
toolbox_signal/compute_shape_boundary.m
toolbox_signal/compute_total_variation.m
toolbox_signal/compute_wavelet_filter.m
toolbox_signal/compute_wavelet_filter.sci
toolbox_signal/corral.bmp
toolbox_signal/cortex.bmp
toolbox_signal/dct.m
toolbox_signal/dct.sci
toolbox_signal/dct2.m
toolbox_signal/dct2.sci
toolbox_signal/div.m
toolbox_signal/div.sci
toolbox_signal/drum.wav
toolbox_signal/female.wav
toolbox_signal/fftn.sci
toolbox_signal/fingerprint.jpg
toolbox_signal/fire.gif
toolbox_signal/flowers.bmp
toolbox_signal/glockenspiel.wav
toolbox_signal/grad.m
toolbox_signal/grad.sci
toolbox_signal/hair.bmp
toolbox_signal/hibiscus.bmp
toolbox_signal/hist.sci
toolbox_signal/huffman_gencode.m
toolbox_signal/huffman_gencode.sci
toolbox_signal/iCS.sci
toolbox_signal/iFourier.sci
toolbox_signal/idct.m
toolbox_signal/idct.sci
toolbox_signal/idct2.m
toolbox_signal/idct2.sci
toolbox_signal/ifft2.sci
toolbox_signal/ifftn.sci
toolbox_signal/image_resize.m
toolbox_signal/image_resize.sci
toolbox_signal/imageplot.m
toolbox_signal/imageplot.sci
toolbox_signal/iradon.m
toolbox_signal/isosurface.sci
toolbox_signal/lena.bmp
toolbox_signal/load_hdr.m
toolbox_signal/load_image.m
toolbox_signal/load_image.sci
toolbox_signal/load_signal.m
toolbox_signal/load_signal.sci
toolbox_signal/load_sound.m
toolbox_signal/load_sound.sci
toolbox_signal/mad.m
toolbox_signal/male.wav
toolbox_signal/mandrill.bmp
toolbox_signal/mri.bin
toolbox_signal/mri.png
toolbox_signal/parrot-mask.png
toolbox_signal/parrot.bmp
toolbox_signal/peppers-bw.bmp
toolbox_signal/perform_arith_coding.m
toolbox_signal/perform_arith_coding.sci
toolbox_signal/perform_arith_fixed.m
toolbox_signal/perform_arith_fixed.sci
toolbox_signal/perform_blurring.m
toolbox_signal/perform_blurring.sci
toolbox_signal/perform_color_matching.m
toolbox_signal/perform_convolution.m
toolbox_signal/perform_convolution.sci
toolbox_signal/perform_curvelet_transform.m
toolbox_signal/perform_haar_transf.m
toolbox_signal/perform_haar_transf.sci
toolbox_signal/perform_hist_eq.m
toolbox_signal/perform_hist_eq.sci
toolbox_signal/perform_homotopy.m
toolbox_signal/perform_huffcoding.m
toolbox_signal/perform_huffcoding.sci
toolbox_signal/perform_l1ball_projection.m
toolbox_signal/perform_median_filtering.m
toolbox_signal/perform_median_filtering.sci
toolbox_signal/perform_omp.m
toolbox_signal/perform_quantization.m
toolbox_signal/perform_radon_transform.m
toolbox_signal/perform_sdp_projection.m
toolbox_signal/perform_solve_bp.m
toolbox_signal/perform_sos_projection.m
toolbox_signal/perform_stft.m
toolbox_signal/perform_stft.sci
toolbox_signal/perform_tensor_decomp.m
toolbox_signal/perform_tensor_recomp.m
toolbox_signal/perform_thresholding.m
toolbox_signal/perform_thresholding.sci
toolbox_signal/perform_tv_denoising.m
toolbox_signal/perform_wavelet_transf.m
toolbox_signal/perform_wavelet_transf.sci
toolbox_signal/perform_wavortho_transf.m
toolbox_signal/perform_wavortho_transf.sci
toolbox_signal/perform_wiener_filtering.m
toolbox_signal/perform_wiener_filtering.sci
toolbox_signal/phantom.m
toolbox_signal/plot3.sci
toolbox_signal/plot_curvelet.m
toolbox_signal/plot_dictionnary.m
toolbox_signal/plot_dictionnary.sci
toolbox_signal/plot_hufftree.m
toolbox_signal/plot_hufftree.sci
toolbox_signal/plot_levelset.m
toolbox_signal/plot_levelset.sci
toolbox_signal/plot_sparse_diracs.m
toolbox_signal/plot_sparse_diracs.sci
toolbox_signal/plot_spectrogram.m
toolbox_signal/plot_spectrogram.sci
toolbox_signal/plot_tensor_field.m
toolbox_signal/plot_vf.m
toolbox_signal/plot_vf.sci
toolbox_signal/plot_wavelet.m
toolbox_signal/plot_wavelet.sci
toolbox_signal/psnr.m
toolbox_signal/psnr.sci
toolbox_signal/radon.m
toolbox_signal/read_bin.m
toolbox_signal/read_bin.sci
toolbox_signal/read_bmp.m
toolbox_signal/read_bmp.sci
toolbox_signal/rubik1.bmp
toolbox_signal/rubik2.bmp
toolbox_signal/rubik3.bmp
toolbox_signal/set_axis.m
toolbox_signal/set_axis.sci
toolbox_signal/set_colormap.m
toolbox_signal/set_colormap.sci
toolbox_signal/snr.m
toolbox_signal/snr.sci
toolbox_signal/steam.gif
toolbox_signal/subsampling.m
toolbox_signal/subsampling.sci
toolbox_signal/taxi1.bmp
toolbox_signal/taxi2.bmp
toolbox_signal/taxi3.bmp
toolbox_signal/texture.bmp
toolbox_signal/unclebens.bin
toolbox_signal/upsam
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