SHAREHOLDERS’ EQUITY (Details Narrative) - USD ($)		12 Months Ended
	Oct. 30, 2020	Oct. 31, 2021	Oct. 31, 2020	Mar. 25, 2021	Nov. 02, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Option to purchase common stock		207,697	207,697
Shares withheld on a cashless exercise		60,691	60,691
Common stock issued upon exercise of stock options, shares		56,000
Common stock issued upon exercise of stock options		$ 434,224	$ 122,270
Purchase price of common stock percentage		85.00%
Proceeds from employee stock purchase plan		$ 6,000	$ 18,451
Warrant [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Warrants purchase of common stock shares					25,000
Warrants to purchase common stock per share					$ 4.04
Class of warrant or right exercisable date	Oct. 30, 2025
Vesting period	5 months
Consulting expense		$ 96,000
Warrant [Member] | Public Offering [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Warrants to purchase common stock per share				$ 6.5625
Warrants to purchase common stock				300,000
Warrants maturity date				Mar. 22, 2026
Warrant [Member] | Consultants [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Warrants purchase of common stock shares	60,000
Warrants to purchase common stock per share	$ 2.06
2010 Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Common stock issued upon exercise of stock options, shares		178,500	51,100
Future issuance is replenished shares		800,000
2018 Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Common stock issued upon exercise of stock options, shares		33,888
Future issuance is replenished shares		2,000,000
Shares available for grant		1,147,937
Employee Stock Purchase Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Option to purchase common stock		2,377	11,536
Proceeds from employee stock purchase plan		$ 6,000	$ 18,000
Equity Option [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Common stock issued upon exercise of stock options, shares		51,100	51,100
Common stock issued upon exercise of stock options		$ 434,000	$ 122,000
ZQX Advisors LLC [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Payments to acquire interest percentage in joint venture		19.50%
Payments to acquire interest in joint venture		$ 6,000