{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","description":"This cluster of papers covers advanced techniques in digital signal processing, including FFT algorithms, filter banks, DCT approximation, FIR filter design, multiplierless algorithms, digital audio coding, software radio applications, polyphase filters, variable fractional delay filters, and the use of semidefinite programming for optimization.","keywords":[{"id":"https://openalex.org/keywords/fir-filters","display_name":"FIR filters","score":0.4373},{"id":"https://openalex.org/keywords/digital-filter-design","display_name":"digital filter design","score":0.7577},{"id":"https://openalex.org/keywords/digital-filters","display_name":"digital filters","score":0.4627},{"id":"https://openalex.org/keywords/filter-design","display_name":"filter design","score":0.2115},{"id":"https://openalex.org/keywords/discrete-fourier-transform","display_name":"discrete Fourier transform","score":0.2008},{"id":"https://openalex.org/keywords/fir-filter-design","display_name":"FIR filter design","score":0.8074},{"id":"https://openalex.org/keywords/iir-filters","display_name":"IIR filters","score":0.4931},{"id":"https://openalex.org/keywords/digital-signal-processing-hardware","display_name":"digital signal processing hardware","score":0.2765},{"id":"https://openalex.org/keywords/recursive-filters","display_name":"recursive filtering","score":0.3472},{"id":"https://openalex.org/keywords/linear-phase-filters","display_name":"linear phase filters","score":0.7262},{"id":"https://openalex.org/keywords/perfect-reconstruction","display_name":"perfect reconstruction","score":0.4569},{"id":"https://openalex.org/keywords/digital-filter-implementation","display_name":"digital filter implementation","score":0.767},{"id":"https://openalex.org/keywords/filter-bank-design","display_name":"filter bank design","score":0.6399},{"id":"https://openalex.org/keywords/multirate-signal-processing","display_name":"multirate signal processing","score":0.6076},{"id":"https://openalex.org/keywords/filter-optimization","display_name":"filter optimization","score":0.206},{"id":"https://openalex.org/keywords/filter-banks","display_name":"filter banks","score":0.205},{"id":"https://openalex.org/keywords/filter-stability","display_name":"filter stability","score":0.377},{"id":"https://openalex.org/keywords/distributed-arithmetic","display_name":"distributed arithmetic","score":0.5928},{"id":"https://openalex.org/keywords/iir-filter-design","display_name":"IIR filter design","score":0.7557},{"id":"https://openalex.org/keywords/two-dimensional-digital-filters","display_name":"two-dimensional digital filters","score":0.8866},{"id":"https://openalex.org/keywords/all-pass-filter","display_name":"all-pass filter","score":0.2331},{"id":"https://openalex.org/keywords/stopband-attenuation","display_name":"stopband attenuation","score":0.3987},{"id":"https://openalex.org/keywords/discrete-time-signals","display_name":"discrete-time signals","score":0.3815},{"id":"https://openalex.org/keywords/linear-phase-fir-filters","display_name":"linear-phase FIR filters","score":0.8789},{"id":"https://openalex.org/keywords/decimation","display_name":"decimation","score":0.2378}],"legacy_keywords":"FFT; Filter Banks; DCT; FIR Filters; Multiplierless Algorithms; Digital Audio Coding; Software Radio; Polyphase Filters; Variable Fractional Delay; Semidefinite Programming","ids":{"openalex":"https://openalex.org/T11034","wikipedia":"https://en.wikipedia.org/wiki/Digital_signal_processing"},"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"},"siblings":[{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies"},{"id":"https://openalex.org/T10828","display_name":"Biometric Identification and Security"},{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing"},{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques"},{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms"},{"id":"https://openalex.org/T11241","display_name":"Advanced Malware Detection Techniques"},{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing"},{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques"},{"id":"https://openalex.org/T12205","display_name":"Time Series Analysis and Forecasting"}],"works_count":65344,"cited_by_count":606967,"works_api_url":"https://api.openalex.org/works?filter=topics.id:T11034","updated_date":"2026-10-20T03:01:21","created_date":"2024-01-23T15:27:09"}