LATENT REFERENCES / TAG2
Room Impulse Response
Original title: 室内インパルス応答
This reference note belongs to Tag2 in Latent References, an archive curated by Keigo Yoshida. Its archive region is Sound. The note preserves its source text and links so that readers can trace the material behind the 3D map.
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Archived reference note
English translation of the archived note. JP shows the original text. Source links and literal code are retained; the translation does not update or independently verify the source claims.
Room impulse response (RIR) is an important concept in acoustical engineering, signal processing, and similar fields. It represents the response observed after sound from a source is reflected, scattered, and absorbed within a particular space.
Specifically, RIR is defined as follows: It shows the changes in time and amplitude when a short acoustic signal (impulse) emitted from a sound source reflects off indoor surfaces such as walls, floor, and ceiling, and these reflected sounds are recorded at an observation point (for example, a microphone's position). It is used to evaluate the acoustic characteristics of a particular space, develop acoustic simulations and speech-processing algorithms, and more.
RIR plays an important role in audio-signal-processing applications including recording and reproducing speech and music, noise removal, sound-field rationalization, and speech recognition and synthesis.
#sound
室内インパルス応答（RIR）は、音響工学や信号処理などの分野で使用される重要な概念です。これは、ある音源から発せられた音が、ある特定の空間内で反射、散乱、吸収された後に観測される音の応答を表します。
具体的には、RIRは次のように定義されます：ある音源から発せられた短い音響信号（インパルス）が、室内の壁、床、天井などの表面で反射し、それらの反射音が観測点（例えば、マイクロフォンの位置）で録音される際の時間変化と振幅変化を示します。これにより、特定の空間の音響特性を評価し、音響シミュレーションや音声処理アルゴリズムの開発などに活用されます。
RIRは、音声や音楽の録音や再生、ノイズ除去、音場合理化、さらには音声認識や音声合成などの音声信号処理アプリケーションにおいて重要な役割を果たします。
#sound
Source updated 2024-08-06 · Snapshot 2026-10-08
Source links and calculated neighbors
Cosine values measure shared lexical features, not truth, agreement or identical meaning. Original reference links are labeled separately.
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