[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-183357-105":59,"doc-detail-183357-en":131},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":124,"head_meta":126,"extra_data":128,"updated_unix":130},105,"en","audio-decomposition-and-attack-robustness-evaluation-ber-results-table","Audio Decomposition and Attack Robustness Evaluation - BER Results Table","","Compares bit error rate (BER) outcomes under multiple signal processing and attack scenarios for different audio hosts (host, piano, gitar, drums, bass). Evaluates effects of decomposition level, frame length, quantization bits, and thresholds, then tests LPF/BPF filtering, noise levels, resampling rates, and TSM percentages. Further analyzes impacts of linear speed change plus MP3 and MP4 compression, reporting BER and related metrics such as SNR and capacity before versus after optimization.",{"@graph":69,"@context":123},[70,84,106],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/audio-decomposition-and-attack-robustness-evaluation-ber-results-table/183357/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/audio-decomposition-and-attack-robustness-evaluation-ber-results-table/183357.png","ImageObject",300,407,{"name":92,"@type":93},"Kyle","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-26","2026-09-02",true,{"@type":102,"interactionType":103,"userInteractionCount":105},"InteractionCounter",{"@type":104},"ViewAction",11,{"@type":107,"mainEntity":108},"FAQPage",[109,115,119],{"name":110,"@type":111,"acceptedAnswer":112},"What parameters define the audio decomposition configuration in the results?","Question",{"text":113,"@type":114},"The tables list decomposition level (N), frame length (Nf), number of quantization bits (nbit), and threshold (thr). These parameters are varied across separate result blocks.","Answer",{"name":116,"@type":111,"acceptedAnswer":117},"Which attack types are evaluated and how are they represented?",{"text":118,"@type":114},"Attacks include LPF and BPF filtering with frequency cutoffs, noise at 0/10/20 dB, resampling at multiple sampling rates, and TSM with 1%/2%/4% changes. Additional attacks include linear speed change and MP3/MP4 compression with different bitrates.",{"name":120,"@type":111,"acceptedAnswer":121},"How do the results compare before and after optimization?",{"text":122,"@type":114},"A dedicated table reports SNR, BER, and capacity for several attack types both before optimization and after optimization, showing that some cases reduce BER and change capacity/SNR outcomes after optimization.","https://schema.org",{"og:url":83,"og:type":125,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":127,"canonical":83},"index,follow",{"doc_id":129,"site_id":62},183357,1790437723,{"code":4,"msg":5,"data":132},{"doc_id":129,"user_id":133,"nickname":92,"user_avatar":134,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":135,"file_id":136,"file_url":137,"file_type":138,"file_size":139,"view_count":105,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":140,"language":141,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":142,"faqs":143,"seo_title":144,"seo_description":67,"update_tm":145,"read_time":146},3985741905716,"https://ap-avatar.wpscdn.com/davatar_994ba38a5ba835b3df7d355c54d3ed8d","| Decomposition Level\u003Cbr>( N) | Length of frame\u003Cbr>( Nf) | Number of quantization bits (nbit) | Threshold (thr) |\n| --- | --- | --- | --- |\n| 4 | 2048 | 3 | 0.9 |\n\n\n| Attack | Criteria | BER |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- |\n|  |  | host | piano | gitar | drums | bass |\n| LPF | 3kHz | 0.37 | 0.39 | 0.37 | 0.37 | 0.39 |\n|  | 6kHz | 0.37 | 0.35 | 0.37 | 0.37 | 0.37 |\n|  | 9kHz | 0.37 | 0.36 | 0.36 | 0.35 | 0.38 |\n| BPF | 100Hz-6kHZ | 0.37 | 0.38 | 0.38 | 0.38 | 0.37 |\n|  | 50Hz-6kHz | 0.37 | 0.36 | 0.37 | 0.38 | 0.37 |\n|  | 25Hz-6kHz | 0.37 | 0.38 | 0.37 | 0.38 | 0.37 |\n| Noise | 0 dB | 0.37 | 0.37 | 0.37 | 0.38 | 0.37 |\n|  | 10 dB | 0.38 | 0.38 | 0.37 | 0.38 | 0.37 |\n|  | 20 dB | 0.36 | 0.36 | 0.38 | 0.38 | 0.38 |\n| Resampling | 22.05kHz | 0.37 | 0.36 | 0.37 | 0.37 | 0.38 |\n|  | 11.025kHz | 0.36 | 0.32 | 0.36 | 0.37 | 0.37 |\n|  | 16kHz | 0.31 | 0.25 | 0.32 | 0.35 | 0.37 |\n| TSM | 1% | 0.37 | 0.37 | 0.38 | 0.36 | 0.37 |\n|  | 2% | 0.38 | 0.37 | 0.38 | 0.37 | 0.37 |\n|  | 4% | 0.37 | 0.37 | 0.38 | 0.36 | 0.37 |\n|  | 1% | 0.38 | 0.36 | 0.37 | 0.38 | 0.37 |\n\n\n| Attack\u003Cbr>Linear Speed Change | Criteria | BER |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- |\n|  |  | host | piano | gitar | drums | bass |\n|  | 5% | 0.38 | 0.36 | 0.37 | 0.38 | 0.37 |\n|  | 10% | 0.38 | 0.35 | 0.35 | 0.37 | 0.37 |\n| MP3 Compression | 32kHz | 0.36 | 0.36 | 0.36 | 0.38 | 0.37 |\n|  | 64kHz | 0.38 | 0.33 | 0.38 | 0.37 | 0.37 |\n|  | 128kHz | 0.28 | 0.2 | 0.3 | 0.34 | 0.35 |\n|  | 192kHz | 0.08 | 0.08 | 0.08 | 0.23 | 0.27 |\n| MP4 Compression | 32kHz | 0.38 | 0.35 | 0.37 | 0.38 | 0.36 |\n|  | 64kHz | 0.38 | 0.37 | 0.38 | 0.38 | 0.36 |\n|  | 128kHz | 0.38 | 0.35 | 0.37 | 0.38 | 0.36 |\n|  | 192kHz | 0.38 | 0.35 | 0.37 | 0.38 | 0.36 |\n| Average |  | 0.36 | 0.34 | 0.36 | 0.37 | 0.37 |\n\n\n| Attack Type | Before Optimization |  |  | After Optimization |  |  |\n| --- | --- | --- | --- | --- | --- | --- |\n|  | SNR | BER | Capacity | SNR | BER | Capacity |\n| Resampling 16 kHz | 37.9 | 0.31 | 1.34 | 28.13 | 0 | 26.92 |\n| MP3 Compression 64 kHz | 49.4 | 0.33 | 1.34 | 31.25 | 0 | 53.83 |\n| MP3 Compression 128 kHz | 42.5 | 0.3 | 1.34 | 23.90 | 0 | 26.92 |\n| MP4 Compression 32 kHz | 54.6 | 0.38 | 1.34 | 21.23 | 0.13 | 53.83 |\n| BPF cut-off 100 Hz-6kHz | 63.2 | 0.37 | 1.34 | 30.44 | 0.25 | 86.13 |\n\n\n| Adjusted Parameter | 1 | 2 | 3 | 4 | 5 |\n| --- | --- | --- | --- | --- | --- |\n| Audio Host. | host.wav | piano.wav | gitar.wav | drums.wav | bass.wav |\n| Average BER of all attack | 0.28 | 0.23 | 0.26 | 0.193 | 0.191 |\n\n\n| Decomposition Level\u003Cbr>(N) | Length of frame\u003Cbr>( Nf) | Number of quantization bits (nbit) | Threshold (thr) |\n| --- | --- | --- | --- |\n| 3 | 64 | 1 | 0.009 |\n\n\n| Attack | Criteria | BER |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  | host | piano | gitar |  | drums |  | bass |\n| LPF | 3k | 0.41 | 0.35 | 0.36 |  | 0.22 |  | 0.33 |\n|  | 6k | 0.05 | 0.13 | 0.09 |  | 0.21 |  | 0.23 |\n|  | 9k | 0.02 | 0.12 | 0.04 |  | 0.18 |  | 0.17 |\n| BPF | 100-6k | 0.38 | 0.33 | 0.39 |  | 0.26 |  | 0.25 |\n|  | 50-6k | 0.06 | 0.13 | 0.09 |  | 0.21 |  | 0.22 |\n|  | 25-6k | 0.05 | 0.13 | 0.09 |  | 0.24 |  | 0.24 |\n| Noise | 0 dB | 0.31 | 0.38 | 0.36 |  | 0.38 |  | 0.38 |\n|  | 10 dB | 0.26 | 0.33 | 0.24 |  | 0.35 |  | 0.33 |\n|  | 20 dB | 0.18 | 0.38 | 0.17 |  | 0.25 |  | 0.33 |\n| Resampling | 22.05k | 0.06 | 0.20 | 0.11 |  | 0.26 |  | 0.25 |\n|  | 11.025k | 0.09 | 0.19 | 0.11 |  | 0.25 |  | 0.27 |\n|  | 16k | 0.03 | 0.07 | 0.03 |  | 0.14 |  | 0.10 |\n| TSM | 1% | 0.14 | 0.14 | 0.13 |  | 0.18 |  | 0.13 |\n|  | 2% | 0.22 | 0.22 | 0.22 |  | 0.24 |  | 0.22 |\n|  | 4% | 0.32 | 0.22 | 0.20 |  | 0.43 |  | 0.36 |\n| Linear Speed Change | 1% | 0.00 | 0.00 | 0.00 |  | 0.03 |  | 0.00 |\n|  | 5% | 0.00 | 0.00 | 0.00 |  | 0.02 |  | 0.00 |\n|  | 10% | 0.00 | 0.00 | 0.00 |  | 0.02 |  | 0.00 |\n| MP3 Compression | 32k | 0.21 | 0.20 | 0.15 |  | 0.29 |  | 0.25 |\n|  | 64k | 0.12 | 0.07 | 0.05 |  | 0.29 |  | 0.15 |\n|  | 128k | 0.01 | 0.00 | 0.02 |  ","cbCaieJK2VQvfK6G","https://ap.wps.com/l/cbCaieJK2VQvfK6G","pdf",1006607,14,"English","# BER Evaluation Setup\n## Decomposition Parameters\n## Filter Attacks and Noise\n## Resampling and Time-Scale Modification (TSM)\n# Compression and Optimization Results\n## Linear Speed Change\n## MP3 and MP4 Compression\n## Before vs After Optimization","[{\"question\":\"What parameters define the audio decomposition configuration in the results?\",\"answer\":\"The tables list decomposition level (N), frame length (Nf), number of quantization bits (nbit), and threshold (thr). These parameters are varied across separate result blocks.\"},{\"question\":\"Which attack types are evaluated and how are they represented?\",\"answer\":\"Attacks include LPF and BPF filtering with frequency cutoffs, noise at 0/10/20 dB, resampling at multiple sampling rates, and TSM with 1%/2%/4% changes. Additional attacks include linear speed change and MP3/MP4 compression with different bitrates.\"},{\"question\":\"How do the results compare before and after optimization?\",\"answer\":\"A dedicated table reports SNR, BER, and capacity for several attack types both before optimization and after optimization, showing that some cases reduce BER and change capacity/SNR outcomes after optimization.\"}]","Audio Decomposition and Attack Robustness Evaluation - BER Results Table | PDF",1788352318,35]