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The E-Sylum: Volume 27, Number 41, October 13, 2024, Article 21

THE GOOD AND BAD OF AI IN NUMISMATICS

It's early days, and while many of us have had fun experimenting with the latest incarnations of artificial intelligence, it's too soon to stop experimenting and declare victory or failure. Here are a few recent examples, one encouraging and the others... not so much. -Editor

AI Coin Analysis and Grading

Justin Hinh submitted this update on his work with AI coin analysis. -Editor

My work on AI coin analysis and grading has me closely following advancements in AI models, and the industry is evolving rapidly.

Previously, AI could only analyze static images of coins, which severely limited accuracy.

Collectors know the importance of viewing coins from multiple angles and lighting. Well...Google's just updated Gemini 1.5 Pro to support video uploads. It can now analyze thousands of frames instead of just a few images. This is a game-changer. Below are AI grading results when I used just uploaded photos for analysis.

  AI grading test results 2024-10

I recorded a short video to check whether it would even return coherent results. I ran a quick test on a slabbed 1925 Lincoln Cent. The AI accurately identified the coin, though the grade was slightly off. That's okay, though. If I had used a high-resolution camera, set up better lighting, conducted additional tests to determine the optimal video length, and fine-tuned the model, I bet I would have gotten an accurate grade.

That's not to mention that OpenAI just released the best AI model in the market, the o1 model, which now has PhD level intelligence and reasoning. That model can't take video inputs yet, but I'm excited to test it out when it does.

In short, AI is now just two steps away from surpassing human graders. The next step is AI being able to analyze a live video feed. The final step after is integrating live video into a robotics platform. The AI would be able to analyze a coin in real time. Just like a human, it can dynamically rotate a coin to see all angles. But beyond a human, it can:

  • Adjust to any lighting conditions.
  • Quickly snap from 2x to 20x lens to inspect specific spots.
  • Switch to different viewing modes like LiDAR for 3D scanning.
  • Use X-ray to determine composition and identify counterfeits.
  • And so much more

At some point the narrative will shift from "AI can now mimic a human grader" to "AI is better than a human grader in every way".

I will note that my underlying assumption is AI using technical grading standards. Market grading is a whole other beast.

Let the experiments continue! -Editor

More AI-Generated "Books"

Now this is an experiment I could do without. The AI-generated "books" appearing on the market are cringeworthy - so bad that they're somewhat entertaining. But I try looking away from this trainwreck. The covers, text descriptions and robot-generated "reviews" look fine, and it's listed as "#1 Best Seller in Antique & Collectible Precious Metals." I briefly considered ordering one just for grins, but couldn't bring myself to support this crap. See the review below. -Editor

Discover valuable U.S. error coins hiding in plain sight with our comprehensive guide!

GUIDE TO NOTABLE U.S. ERROR COINS 2024 book cover Packed with 350 clear images and detailed descriptions, this book will help you easily identify valuable error coins found in circulation, providing crucial insights into their current market values. Unlike rare coins that are hard to come by, this guide focuses on the coins you might find in your pocket, making it a valuable resource for both beginners and experienced collectors. Beyond being a reference guide, it offers tools, resources, and expert advice on handling, preserving, and profiting from your collection. Whether you're seeking a new hobby or aiming to earn extra income, this guide is your key to discovering the world of error coin collecting.

Features Inside This Book Include:

  • Comprehensive list of valuable error coins with 350 clear images.
  • Current market values for each error coin.
  • Basics of coin collecting for newcomers.
  • Educational Tools for Coin Collectors.
  • Expert advice on handling, preserving, grading, and authenticating coins.
  • Step-by-Step Guide to Roll Coin Hunting
  • Notable valuable U.S. error coins, starting with Lincoln Cents, Jefferson Nickels, Washington Quarters, Roosevelt Dimes, and more.
  • Tips for getting started with coin collecting, determining coin values, selling strategies, and avoiding fake coins.
  • Coin glossary for easy reference and useful websites.

Grab your copy, get started with coin collecting today and uncover the hidden treasures in your pocket change!

Among the bland positive robo-reviews on Amazon are the occasional remarks of an actual human who made the mistake of ordering a copy. -Editor

"This book is not factual - It is not accurate and full of misinformation. No factual accuracy. Totally inaccurate. Inaccuracy on almost every page.

The claim of 350 photos is misleading. There are only 132 eBay listings as valuable error coins listed. I counted over 90 mistakes in this book. This book is written by taking parts of writings and all of the photos from the internet, some of which is not correct.

How can a book like this be a best seller? What are your credentials? If I could use my credentials to get this book removed, I would.

Do not use this book to determine what error coins are. Many of cut and pastes from eBay are incorrectly listed as errors. Of the many I have listed four below and stopped after the Nickels. Some of the photos are bad, so actually validating is impossible.

There is a photo and an error listing for a 2002-D Lincoln cent closed AM - This is not an error, but a standard business strike - 2nd closed is not correct wording, it is close AM

There is another 2002-D Lincoln cent listed as struck through grease - It is not anything, but a circulated coin and millions of coins appear like this.

2017-P Lincoln cent listed as struck through grease is incorrect.

2001-P Jefferson nickel missing cladding - What does this mean? This Jefferson nickel is made of a mixed alloy, there is no layering

2004-P Jefferson nickel listed as a retained cud - This is not a retained cud; it is a die crack.

He uses "double die" which is not correct - it is doubled die

Glossary - Some of the definitions are incorrect and others are misleading. Below is just a few.

Brass - Incorrectly states pennies are made from brass

Flan - Although a "flan" is a metal disk, this is not an American term for planchet.

Fair - A coin in pretty rough condition, not very valuable. There are some coins in fair condition that are very valuable. What defines "pretty rough condition"

The concepts of this book were taken from other books written by authentic numismatic writers. It is a partial copy reworded of all the areas in other books without any quotes.

These books that spread false information are not good for advancing the collecting community."

To read the complete book description and comments, see:
GUIDE TO NOTABLE U.S. ERROR COINS 2024: Over 350 images of VALUABLE coins you should keep an eye out for in your pocket change. (https://www.amazon.com/GUIDE-NOTABLE-U-S-ERROR-COINS/dp/B0CSNPF85L/ref=pd_rhf_ee_s_pd_sbs_rvi_d_sccl_2_5/143-7912398-8058039)

AI-Generated Video

This video purports to tell the story of Don Lutz and his 1943 Philadelphia Lincoln Cent in bronze. The text is reasonable, but the images are a jumbled mix of some small bits of reality and mostly total crap. It must have been generated by AI. Tom Caldwell of Northeast Numismatics is named and pictured in it, sometimes accurately, sometimes not. Really weird to watch. This is mass-produced crapola. -Editor

Len Augsburger writes:

"This is kind of dangerous – because the production value is high, people assume the content is likewise. We're going to be seeing a lot more of this."

  mythical copper pennies

We're definitely in a new world. AI is a tool like all those that came before it - it can be used for good, for harm, or just a fast buck. -Editor

To watch the complete video, see:
Boy Notices Odd Mark On Old Coin, Finds Out It's Actually Worth $1M (https://www.msn.com/en-us/video/watch/boy-notices-odd-mark-on-old-coin-finds-out-it%E2%80%99s-actually-worth-1m/vi-AA1rO7Rd)

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Wayne Homren, Editor

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