Predictive Coding 4 v Delta modulation DM v Slides: 35 Download presentation 預測編碼 (Predictive Coding) 4 簡介 v Delta modulation (DM) v Difference pulse code modulation (DPCM) Delta Modulation Delta Modulation Delta Modulation Adaptive Delta Modulation Adaptive Delta Modulation DPCM DPCM (4. 9) (4. 10) DPCM v 例如:給定N = 8及p(e):Laplacian分布 DPCM 8 -level Lloyd-max quantizer for Lena ADPCM 實驗結果 v DPCM, 1. 0 bpp 實驗結果 v DPCM, 2. 0 bpp 實驗結果 v DPCM, 3. 0 bpp 實驗結果 v DPCM, 2. 0 bpp 實驗結果 v ADPCM, 1. 2 bpp 實驗結果 v ADPCM, 2. 2 bpp 實驗結果 v ADPCM, 3. 2 bpp 結論 v 預測編碼與無失真壓縮 JPEG 0 1 2 3 4 5 6 7 Prediction No A B C A+B-C A-(B-C)/2 B-(A-C)/2 (A+B)/2 Open coding axial coding selective coding adalahContoh axial codingWave modulationAdvantages of angle modulationAmplitude modulation vs frequency modulationModulation coding schemeLpc linear predictive codingDispute management aiLinear predictive codingGranular noise formulaAdvantage and disadvantage of dpcmDemodulation of delta modulationHistory of qualitative researchCoding dna and non coding dnaDelta codingSpontaneous reactionLow anion gap causesAbreviatura de bobinaCo3h+How to calculate anion gapVenous blood gas normal valuesConexión estrella abiertaDelta deltaDelta ag delta hco3Delta ratioDelta g = delta g not + rtlnqStandard free energy changeLine currentsDelta ag delta hco3Delta anion gap formulaGibbs free energyAm modulationPwmThermal noise in analog communicationSource modulation in aasApplications of amplitude modulation