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From Computational Complexity
#### Complexity and Explainable AI

About six years ago, I posted on why it was important to understand machine learning, mentioning trust, fairness, security and causality. But I then I brought in...

From Computational Complexity
#### Neil Jones (1941-2023)

Eric Allender graciously agreed to write this remembrance of Neil Jones.Neil Jones passed away on March 27.Neil's work had a profound impact on the field of computational...

From Computational Complexity
#### Who's on April First

Carlos May waving to the crowd on April 1, 1972Instead of the usual April Fools’ Day post, I present one of the best April Fools Day stunts ever. Here’s the text...

From Computational Complexity
#### Alan Turing, The Opera

Last Thursday I attended the world premier of The Life and Death(s) of Alan Turing, a new production from Chicago Opera Theater composed by Justine Chen with the...

From Computational Complexity
#### A Strange Hiring Season

In my fall jobs post, I had trouble predicting this season's CS faculty job market but I didn't expect this: strong supply and strong demand, something we haven't...

From Computational Complexity
#### Identities in Computational Complexity

Guest post by Josh Grochow
On the birdsite, Jay Cummings tweeted:
TOP 5 IDENTITIES OF ALL TIME5. You4. Can't 3. Rank2. Identities 1. eiπ + 1 = 0— Jay Cummings...

From Computational Complexity
#### Peer Review

I ran into a partner of a computer scientist at a social event who asked me "Is the publication system in CS screwed up or really screwed up?" If you don't know...

From Computational Complexity
#### Goodbye Dilbert

Scott Adams, creator of Dilbert, had a racist rant in a video he posted last week. As a result most newspapers that carried the comic strip are dropping Dilbert...

From Computational Complexity
#### The Virtual Grad Student

Martin Haug, who is working on a LaTeX alternative Typst, asked me if I had updates on a LaTeX rant from 2011. I haven't seen any new serious backward compatibility...

From Computational Complexity
#### Blurry JPEG or Frozen Concentrate

Ted Chiang in a recent New Yorker article likened ChatGPT to a blurry JPEG, i.e. a "lossy compression" of the web. It's a good article but the analogy isn'tKolmogorov...

From Computational Complexity
#### Why Can't Little Chatty Do Math?

Despite OpenAI's claim that ChatGPT has improved mathematical capabilities, we don't get far multiplying large numbers.Typical for ChatGPT, the answer passes the...

From Computational Complexity
#### Responsibility

Nature laid out their ground rules for large language models like ChatGPT includingNo LLM tool will be accepted as a credited author on a research paper. That is...

From Computational Complexity
#### Back to the 90's

The current state of computer science reminds me of the early excitement of the Internet in the mid-90's. By the beginning of the 90's, computers landed in many...

From Computational Complexity
#### Meta-Complexity

I'm sure many of you long-time readers are asking, "Why all this big focus on machine learning in your posts and tweets? You are the 'Computational Complexity'research...

From Computational Complexity
#### Semantic Search for the Blog

As Google started to limit academic storage, I started looking at Google Takeout and started wondering what I could do with all that data. I downloaded all the...

From Computational Complexity
#### Positional Encoding

Given the excitement over ChatGPT, I spent part of the winter recess trying to understand the underlying technology of Transformers. After trying various tutorials...

From Computational Complexity
#### Complexity Year in Review 2022

Complexity result of the year goes toNP-Hardness of Learning Programs and Partial MCSPby Shuichi HiraharaConsider the following version of Occam's Razor: find the...

From Computational Complexity
#### FinTech is Dead, Long Live FinTech

Bill didn't feel he had the expertise to share new insights on the FTX affair. Never stopped me.FTX is nothing short of corporate malfeasance in a poorly regulated...

From Computational Complexity
#### The Future of Education is Personal

With all the excitement about ChatGPT, how will machine learning disrupt education, say five to ten years down the road?My guess: individualized tutors. Imagine...

From Computational Complexity
#### How do we keep the community connected?

A colleague said how they enjoyed watching the collapse of Twitter under Elon Musk. But I use Twitter to keep connected to the CS community. In Twitter I hear not...