The best and worst, across all courses

Videos

The 5 videos with most ratings

1		The complete process 66.1% (275)
2		What you should already know 60.5% (153)
3		Waveform 58.7% (152)
4		Time domain 62.1% (142)
5		Types of waveform 61.7% (135)

5 most helpful videos

1		Fourier analysis 74.2% (17)
2		Sound 70.6% (20)
3		Analysing signals that change over time 70.8% (23)
4		Letter to sound 71.4% (18)
5		Resonance and filtering 69.8% (14)

5 least helpful videos

1		Filter parameter update 41.9% (12)
2		Inverse filtering 45.6% (13)
3		Unvoiced sound sources 49.9% (14)
4		The Viterbi algorithm is dynamic programming 51.8% (7)
5		Introduction 51.6% (9)

5 easiest videos

1		Functions 24.9% (14)
2		Feature vectors 26.4% (12)
3		Frame-based analysis 25.8% (14)
4		Resonance 26.4% (15)
5		The vocal folds 25.9% (17)

5 hardest videos

1		Inverse filtering 56.5% (13)
2		Filter parameter update 51.3% (12)
3		The filter 47% (10)
4		Introduction 48.6% (9)
5		Prosody prediction 46.6% (17)

Readings

5 most useful readings

1	Jurafsky & Martin (2nd Edition) 88.3% (1)
2	Ladefoged - Elements of acoustic phonetics 88.3% (1)
3	Ladefoged (Elements) - Chapter 8 - Resonances of the vocal tract 74.5% (1)
4	Fitt & Isard: Synthesis of regional English using a keyword lexicon 72.2% (2)
5	Taylor - Section 17.1 - Databases 72.2% (2)

5 most confusing readings

1	Fitt & Isard: Synthesis of regional English using a keyword lexicon 72.2% (2)
2	Taylor - Section 17.1 - Databases 72.2% (2)
3	Ladefoged (Elements) - Chapter 8 - Resonances of the vocal tract 74.5% (1)
4	Jurafsky & Martin (2nd Edition) 88.3% (1)
5	Ladefoged - Elements of acoustic phonetics 88.3% (1)