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SHARE-BASED COMPENSATION EXPENSE | 6 Months Ended
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Apr. 30, 2022
Share-Based Payment Arrangement [Abstract] |
SHARE-BASED COMPENSATION EXPENSE | SHARE-BASED COMPENSATION EXPENSEThe following table summarizes share-based compensation expense for the periods indicated (in thousands):
| Quarter Ended |  | Six Months Ended
| April 30, |  | May 1, |  | April 30, |  | May 1,
| 2022 |  | 2021 |  | 2022 |  | 2021
Products | $ | 1,058 |  |  | $ | 498 |  |  | $ | 1,958 |  |  | $ | 1,451 |
Services | 1,943 |  |  | 1,421 |  |  | 3,527 |  |  | 2,626 |
Share-based compensation expense included in cost of goods sold | 3,001 |  |  | 1,919 |  |  | 5,485 |  |  | 4,077 |
Research and development | 8,309 |  |  | 5,844 |  |  | 15,140 |  |  | 10,638 |
Selling and marketing | 8,061 |  |  | 6,610 |  |  | 15,121 |  |  | 12,426 |
General and administrative | 7,334 |  |  | 6,743 |  |  | 15,246 |  |  | 13,101 |
Share-based compensation expense included in operating expense | 23,704 |  |  | 19,197 |  |  | 45,507 |  |  | 36,165 |
Share-based compensation expense capitalized in inventory, net | (32) |  |  | 419 |  |  | (22) |  |  | 257 |
Total share-based compensation expense | $ | 26,673 |  |  | $ | 21,535 |  |  | $ | 50,970 |  |  | $ | 40,499 |
As of April 30, 2022, total unrecognized share-based compensation expense was approximately $218.8 million, which relates to unvested stock unit awards and is expected to be recognized over a weighted-average period of 1.64 years.

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