Course Q&A Natural Language Processing

NLP with Sequence Models Welcome to course 3 of Natural Langauge Processing Specialization. NLP with Probabilistic Models Welcome to course 2 of Natural Langauge Processing Specialization. NLP with Attention Models Welcome to course 4 of Natural Langauge Processing Specialization. NLP with Classification and Vector Spaces Welcome to course 1 of Natural Langauge Processing Specialization. NLP Resources In the Resources category everyone is encouraged to share resources related to the world of Natural Language Processing. Whether it is your own research, something interesting, cutting edge or something you think someone else can benefit from, all is welcomed.

Topic	Replies	Views	Activity
Understanding Sentinels in C4W3_Assignment NLP with Sequence Models week-module-3	3	23	November 11, 2025
C3W1 - Confused with Embedding and Mean Layers NLP with Sequence Models week-module-1	4	34	November 10, 2025
Assignment 4 (UNQ_C21) approximate_knn - Inconsistent data type for new_id (int vs. ndarray) NLP with Classification and Vector Spaces week-module-4	4	29	November 5, 2025
POS tagging: should words with capital letters be treated as lower case? NLP with Probabilistic Models week-module-2	1	28	November 4, 2025
Kamal Hinduja : What’s the role of embeddings in NLP models? NLP with Attention Models week-module-1	2	55	October 28, 2025
Running Labs and Assignments locally NLP with Attention Models week-module-1	8	61	November 4, 2025
C1_W4_ASSIGNMENT_errors NLP with Classification and Vector Spaces week-module-4	4	32	October 23, 2025
Deleted the programming assignment workbook by mistake NLP with Sequence Models week-module-3	4	35	October 21, 2025
NLP C3_W2: Section 4.3 Wrong values comparison NLP with Sequence Models week-module-2	1	12	October 17, 2025
`log_softmax` in Dense layer + `from_logits=True` in cross-entropy loss NLP with Sequence Models week-module-1	2	25	October 16, 2025
NLP C4_W1: Encoder output_dim NLP with Attention Models week-module-1	3	22	October 16, 2025
NLP C4_W1: Decoder pre_attention_rnn input dimension mismatch with embeddings output x NLP with Attention Models week-module-1	5	22	October 16, 2025
NLP C4_W1: Embedding mask_zero=True but the input_dim in unittest is wrong? NLP with Attention Models week-module-1	8	48	October 16, 2025
NLP C3_W3: classify() hits shape error by the grader NLP with Sequence Models week-module-3	7	28	October 16, 2025
NLP C3_W2: model.fit crashes NLP with Sequence Models week-module-2	4	25	October 15, 2025
NLP C2_W4: Backpropagation formula notation NLP with Probabilistic Models week-module-3	2	22	October 14, 2025
NLP C2_W3: `test_calculate_perplexity` fails although it seems very straight-forward and simple implementation NLP with Probabilistic Models week-module-3	9	32	October 14, 2025
NLP C2_W2: Part-of-Speech tagging compute_accuracy misses by 0.0003 NLP with Probabilistic Models week-module-2	2	23	October 12, 2025
C2_W1_Assigment. Autocorrect ! The input './data/shakespeare.txt' is empty NLP with Probabilistic Models week-module-1	18	117	September 25, 2025
Error in week 3 NLP with Attention Models week-module-3	3	21	September 19, 2025
Edit minimum distance replace cost NLP with Probabilistic Models week-module-1	1	15	September 15, 2025
Problems with the rating of the first submission C2W1 NLP with Probabilistic Models week-module-1	6	44	September 8, 2025
NLP C2W3 EX10 Perplexity Tests NLP with Probabilistic Models week-module-3	2	27	August 29, 2025
NLP C3W1 Assignment about log perplexity NLP with Sequence Models week-module-3	1	35	August 10, 2025
Why modify each value of the diagonal of the matrix in lab-2 NLP with Probabilistic Models week-module-2	3	41	August 16, 2025
C2W4 Assignment gradient_descent NLP with Probabilistic Models week-module-2	5	35	August 10, 2025
Question on PCA NLP with Classification and Vector Spaces week-module-3	2	37	August 9, 2025
C1_W3_Assignment - error in (Test your function) after completion of UNQ_C3 GRADED FUNCTION: get_country NLP with Classification and Vector Spaces week-module-3	6	43	August 2, 2025
Why French? NLP with Attention Models week-module-1	2	26	July 30, 2025
Missing a video "Question Answering"? NLP with Attention Models week-module-3	2	26	July 26, 2025