Is Accel World Set in the Same Universe as Sword Art Online?

Bearing similar narratives and parallel worldbuilding, there are several speculations as to whether these two series are set in the same universe.

Kuroyukihime (Accel World) vs Pitohui (Sword art Online: Alternative) - Battles - Comic Vine

PS4/Vita Anime Crossover Accel World vs. Sword Art Online Revealed For The West - GameSpot

Accel World vs Sword Art Online by godzillakari on DeviantArt

Accel world is offically a Sequel To sword art online(SPOILERS

Review: Accel World Vs Sword Art Online: Millennium Twilight (PC) – Digitally Downloaded

Respect for Sword Art Online - LitRPG Reads

Accel World vs. Sword Art Online: Millennium Twilight Review - Fun, Fast and Boring

Accel World vs Sword Art Online: Millennium Twilight The Complete Guide - Tokyo Otaku Mode (TOM)

Accel World vs. Sword Art Online - Wikipedia

Accel world is offically a Sequel To sword art online(SPOILERS