【機器學習2021】類神經網路訓練不起來怎麼辦 (四)：損失函數 (Loss) 也可能有影響

New channel Hung-yi Lee: title sample judged 'whole' (This is a university professor's genuine machine learning/AI lecture archive covering courses, concepts, and technical t); passed a second screen for sellers/exam-prep/re-uploads; 0 of 3 sampled transcripts showed teaching, 0 not; titles picked one by one, checked strictly; oEmbed verified.