Log in or Sign up
Coin Talk
Home
Forums
>
Coin Forums
>
US Coins Forum
>
Can someone tell me what a "Compugrade" slab is and why they're worth so much more than the coin?
>
Reply to Thread
Message:
<p>[QUOTE="Conder101, post: 3568721, member: 66"]All grading is subjective and a matter of opinion, so what is "correct"? And if what you mean is "how does it compare to what PCGS would call it?" Compared to what PCGS would have called it in 1991, or 2019?</p><p><br /></p><p><br /></p><p>Compugrade and PCGS's Expert system both debuted at the ANA convention in August 1991. Neither lasted til the end of the year. Something to note, both involved as their first step scanning of the coin, mapping marks and defects , and creating a "digital fingerprint" of the coin that would allow it to be recognized if it was ever resubmitted. (Something that would come in handy for identifying stolled coins that have been cracked out of their holders.) When PCGS introduced their Secure Shield tier, part of that was once again scanning and creating a digital fingerprint of the coin that would allow it to be recognized if it was ever resubmitted under the Secure Shield tier.</p><p><br /></p><p>ANACS and Amos Press were also working on computer grading at the time (1990). (I don't know if NGC was but it wouldn't surprise me.) That was one of the reasons Amos Press bought ANACS, to get their computer grading research.[/QUOTE]</p><p><br /></p>
[QUOTE="Conder101, post: 3568721, member: 66"]All grading is subjective and a matter of opinion, so what is "correct"? And if what you mean is "how does it compare to what PCGS would call it?" Compared to what PCGS would have called it in 1991, or 2019? Compugrade and PCGS's Expert system both debuted at the ANA convention in August 1991. Neither lasted til the end of the year. Something to note, both involved as their first step scanning of the coin, mapping marks and defects , and creating a "digital fingerprint" of the coin that would allow it to be recognized if it was ever resubmitted. (Something that would come in handy for identifying stolled coins that have been cracked out of their holders.) When PCGS introduced their Secure Shield tier, part of that was once again scanning and creating a digital fingerprint of the coin that would allow it to be recognized if it was ever resubmitted under the Secure Shield tier. ANACS and Amos Press were also working on computer grading at the time (1990). (I don't know if NGC was but it wouldn't surprise me.) That was one of the reasons Amos Press bought ANACS, to get their computer grading research.[/QUOTE]
Your name or email address:
Do you already have an account?
No, create an account now.
Yes, my password is:
Forgot your password?
Stay logged in
Coin Talk
Home
Forums
>
Coin Forums
>
US Coins Forum
>
Can someone tell me what a "Compugrade" slab is and why they're worth so much more than the coin?
>
Home
Home
Quick Links
Search Forums
Recent Activity
Recent Posts
Forums
Forums
Quick Links
Search Forums
Recent Posts
Competitions
Competitions
Quick Links
Competition Index
Rules, Terms & Conditions
Gallery
Gallery
Quick Links
Search Media
New Media
Showcase
Showcase
Quick Links
Search Items
Most Active Members
New Items
Directory
Directory
Quick Links
Directory Home
New Listings
Members
Members
Quick Links
Notable Members
Current Visitors
Recent Activity
New Profile Posts
Sponsors
Menu
Search
Search titles only
Posted by Member:
Separate names with a comma.
Newer Than:
Search this thread only
Search this forum only
Display results as threads
Useful Searches
Recent Posts
More...