Before revision:  The performance of the spoken word embeddings generated by the proposed model was validated by (1) inspecting the vector space generated , and (2) evaluating its performance on the downstream task of next spoken word prediction in a speech .
After revision:  The performance of the spoken word embeddings generated by the proposed model was validated by (1) examining the generated vector space , and (2) evaluating its performance on the downstream task of next spoken word prediction in a speech .