April 19, 2008
CATBLOGGING RESEARCH NOTE....Today I present two propositions for your consideration. Proposition #1: A sufficiently anal-retentive person can make a graph out of just about anything, no matter how ridiculous. My evidence is the graph below, which charts the number of comments left on Friday Catblogging posts here for the past year.

Proposition #2: No matter how ridiculous a graph is, it has the potential to demonstrate something unexpected. In this case, it's the unexpected finding that interest in catblogging has skyrocketed this year. During 2007 the average number of comments per catblogging post was 34, but since the Christmas break the average number of comments has shot up to 54. On the other hand, the variance in the number of comments has gone way up too, and the raw number appears to have peaked in the first couple of months of the year and is now on a downward trend.
Why? Vote for your explanation of choice in comments:
My new camera produces better pictures, thus spurring renewed interest in feline cuteness.
Catblogging posts spend more time at the top of the page than they did last year.
This is George Bush's last year in office, and everyone is so happy they're leaving lots of catblogging comments.
This is the stupidest graph of all time.
Jeez, is this a slow news day? Don't you have anything important to blog about?
We might also ponder what makes one catblogging post more popular than another. Last year, for example, the most popular post by a mile was this one. Why? Are cats in baskets really that beloved? Or was it the link to the story of Oscar the amazing death cat? Meanwhile, this year's top post — and the most discussed catblogging post of all time — is this one. As catblogging, it seems pretty unremarkable, so I figure its popularity must be due to the linked news article about the superiority of cats over dogs in the stress relief department. The #4 and #5 most popular posts were my two video catblogs, so the key to popularity seems to be (a) links to cute news stories and (b) cat videos. But what about #3? What's so special about this one?
On the flip side, the least popular catblogging post of the past year is this one. Seems pretty ordinary to me, so I don't know why it got so militantly ignored. Any ideas?
—Kevin Drum 1:22 PM
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I'll say (b) (though the absence of a post on the big brouhaha over Hillary's dissing of MoveOn would seem to militate for (e) as a way to nudge you toward your RSS reader).
As for your most- and least-commented-on posts, I think you answered your own questions.
Posted by: John B. on April 19, 2008 at 1:30 PM | PERMALINK
Obama buttlickers have a lot in common with cats.
Posted by: anon on April 19, 2008 at 1:31 PM | PERMALINK
Don't you have anything important to blog about?
yeah, what about Hillary's big "F.U." to the Democratic base ?
Posted by: cleek on April 19, 2008 at 1:34 PM | PERMALINK
Damn, anon beat me too it.
Was going to say that this graph shows that Obama is an elite liberal who hates America and that HRC is just a common gal who slugs down boiler makers when she isn't baking apple pies to give to unemployed steel workers.
Posted by: keith g on April 19, 2008 at 1:36 PM | PERMALINK
It seems to me that your interest has increased. We're just caught up in rush.
Posted by: B on April 19, 2008 at 1:39 PM | PERMALINK
Read the book Stress Analysis of a Strapless Nightgown published sometime in the seventies.
Posted by: gregor on April 19, 2008 at 1:39 PM | PERMALINK
I can tell you right away why catblogging is more popular this year: the problems we face are more dire.
Anyone with a cat knows that if the day is going bad, you just nuzzle up to the kitty, and everything seems better. Lord help us. Where's my cat?
Posted by: gloria on April 19, 2008 at 1:40 PM | PERMALINK
BTW, as a Hillary supporter, I want to apologize to the Obama supporter that got called a "buttlicker" above. I also want to chide the person who characterized Hillary's criticism of MoveOn as an F.U. It wasn't.
As I wrote not 10 minutes ago at FDL:
"Look, BOTH sides need to understand that their candidate CANNOT win in November WITHOUT supporters of the other candidate. And, frankly, if your candidate becomes the nominee, he or she will be forced to throw some pretty big bones to the other side to elicit their cooperation, the more muck you throw now, the bigger the concessions will need to be.
Be a little more tactful and tactical in your presentation of your opinions. You’re not going to change anyone’s mind with venomous attacks anyway."
Posted by: gloria on April 19, 2008 at 1:44 PM | PERMALINK
What's so special about this one?
That was one of my favorite threads (until it went a bit too far). I commented at least twice:
"Your new camera seems to be suffering from severe barrel distortion near the center of the frame."
"It looks like your houseboat is listing. I suggest sending one of the cats to the starboard bow."
Posted by: B on April 19, 2008 at 1:44 PM | PERMALINK
I think you should do a poll of how many of your readers actually have cats. As well how many readers versus of friday cat blogs?
I have two cats [and three dogs] but rarely ever post about cats and Im not about to chase them around like papparazzi to get their pics, they already think they own the place =)
But mostly I wonder why anon, above, is fixated on buttlicking and trying to pin his third grade imagination on others. Then again anon probably just reduced the size of the GOP with his elementary school rhetoric.
Thanks Anon.
Posted by: Jet on April 19, 2008 at 1:47 PM | PERMALINK
B.
Posted by: Brojo on April 19, 2008 at 1:48 PM | PERMALINK
Just what is the supposed correlation between number of comments and "interest?"
Posted by: jhm on April 19, 2008 at 1:49 PM | PERMALINK
Erratum correction: As well how many readers versus *posters of friday cat blogs?
My bad..
Posted by: Jet on April 19, 2008 at 1:49 PM | PERMALINK
OK, Kevin, you're a techie (at least in a past life). Wouldn't it be cool if each data point on the graph linked to the catbloggging post in question? Well, I think it would be cool, and would simultaneously inspire a certain fraction of your readership to click through and perform their own analysis, or at least bathe in an abundance of feline pulchritude.
Posted by: idlemind on April 19, 2008 at 1:53 PM | PERMALINK
I also want to chide the person who characterized Hillary's criticism of MoveOn as an F.U. It wasn't.
chide away. but, whether you believe it or not, she insulted a lot of people with that remark: caucus-states, MoveOn members, the "activist base of the Democratic Party", etc..
Posted by: cleek on April 19, 2008 at 1:57 PM | PERMALINK
Perhaps the days upon which you received more catbloggin comments were days characterized by E.
Posted by: Chris Brown on April 19, 2008 at 2:03 PM | PERMALINK
I want to second B's (implicit) theory on the popularity of #3: Domino looks huge in that picture, and I think it caught a lot of us off guard. She's adorable, of course, but I think we didn't know the, uh, size of the matter until you posted this picture.
Posted by: CattyinQueens on April 19, 2008 at 2:04 PM | PERMALINK
Idlemind: I may be anal retentive, but I'm not completely insane. Somebody else will have to undertake that project, I'm afraid.
Posted by: Kevin Drum on April 19, 2008 at 2:21 PM | PERMALINK
....now if your cats had flag lapel pins on their collars...
Posted by: Jet on April 19, 2008 at 2:32 PM | PERMALINK
I think the cat video data points are skewing the sample. Remove those and the rest of the sample looks much more similar to the previous year.
Posted by: jimBOB on April 19, 2008 at 2:33 PM | PERMALINK
I think B is a likely answer, assuming no underlying changes in total visitors or commenting tendencies.
Further, in answering the question of why "interest" in the form of comments changes, you might want to control for trends in the overall number of unique visitors on that day (if "unique visitors" can be measured reasonably).
Changes in comments could be largely driven by changes in total# of visitors - unrelated to the cuteness, news-day-slowness, etc.
But simply dividing (comments/total visitors) might underestimate "interest", since new visitors, in a trend of readership growth, might be less likely to comment than old-timers. (You'd have to assume homogeneous tendency to comment among all visitors).
So you could come up with an "elasticity" measure - the rate of change for commenting given a rate of change for visitors [(% change in comments)/(% change in visitors)].
Then, multiply this elasticity, derived from relevant historical data, by a given rate of change in visitors on a given day, to arrive at an "expected" rate of change of comments. Anything above (or below) this trend would the relevant numbers to be explained by the differences in posts, camera, news-days.
Or, a quick and dirty method might be to just divide comments on friday's cat posts by the total number of comments for that week, to kinda control for visitors and commenting tendencies.
Posted by: catsaregood on April 19, 2008 at 2:36 PM | PERMALINK
Hmmm. Do you think the data would produce a different result if cat blogging (clogging?)was on another day?
As for me, I like it because it means it's officially Friday and I can get the hell out of my office. Sometimes I start looking for the kitties on Wednesday, hoping against hope I somehow have been transported forward 48 hours and it's really Friday.
Posted by: Joshua Norton on April 19, 2008 at 2:37 PM | PERMALINK
You forgot:
F. Cats suck. Dogs rule.
Posted by: Brautigan on April 19, 2008 at 3:01 PM | PERMALINK
Wait -- have you checked whether number of comments on all post went up recently? Maybe there's nothing different about catblogging comments.
Posted by: Beth on April 19, 2008 at 3:09 PM | PERMALINK
Wait -- have you checked whether number of comments on all post went up recently? Maybe there's nothing different about catblogging comments.
Posted by: Beth on April 19, 2008 at 3:09 PM | PERMALINK
My theory is because your cats are horrendously obese and about the time the posts started going down, you start making sure you shot them at angles where we WOULDN'T see their titanic stomachs because as you said 'you guys are hell on fat cats' or something like that.
Posted by: MNPundit on April 19, 2008 at 3:21 PM | PERMALINK
If, as Beth suggests, you're going to check your statistics against overall commenting tendencies, which might be an interesting idea, you'll have to correct somehow for those threads that turn into Bot vs. Bot bashfests.
You can't rule out the fact that the quality of the pictures keeps improving. If this blogging gig doesn't work out you have the potential for a great career as a pet portraitist.
Personally I think gloria at 1:40 PM is on to something. When the going gets tough, the tough grab a cat and say "nice kitty."
Posted by: thersites on April 19, 2008 at 3:42 PM | PERMALINK
Your cats have gotten better.
Posted by: Colin on April 19, 2008 at 3:59 PM | PERMALINK
My vote is slow newsday. But I have come to love and appreciate slow newsdays. 9/11/2001? Fast news day. Tidal wave kills thousands? Fast news day. Day where nothing bad happens? Slow news day. It's pretty obvious which is better.
On another note, I am apparently not allowed to post comments unless I come into the blog by crafty methods. What is up with that? I'm mostly a lurker, for crying out loud.
Posted by: mwg on April 19, 2008 at 4:03 PM | PERMALINK
First cat blogging, now blogging and charts about cat blogging. With everything going on this is what Paul pays you for?
Posted by: ciesel on April 19, 2008 at 4:05 PM | PERMALINK
F. Let's just says cats are almost never interesting .
Posted by: Hedley Lamarr on April 19, 2008 at 4:07 PM | PERMALINK
The rise of Lolcats & the icanhazcheeseburger blog (which came into existence early in 2007 I believe) is probably responsible.
Posted by: J on April 19, 2008 at 4:19 PM | PERMALINK
It's because we readers are bitter about our economic misfortunes, so we cling to our cats
Posted by: Jessica on April 19, 2008 at 4:38 PM | PERMALINK
You've put in phrasing in each which asks directly for an opinion or a bet. The polite thing to do is answer.
As to why the uptick. You have more traffic this year than last most likely.
Posted by: part time on April 19, 2008 at 4:50 PM | PERMALINK
B.
The combination cat/gardening/pro-health (anti-stroke) is clearly a three-pronged winner. Most positive post of the year?
BTW - I ended a small group intro to political blogs with examples that included mention of Friday cat blogging. It was greeted with disbelief, gasps of laughter and , "What was the name of that blog?"
Posted by: Monzie on April 19, 2008 at 5:05 PM | PERMALINK
B.
The combination cat/gardening/pro-health (anti-stroke) is clearly a three-pronged winner. Most positive post of the year?
BTW - I ended a small group intro to political blogs with examples that included mention of Friday cat blogging. It was greeted with disbelief, gasps of laughter and , "What was the name of that blog?"
Posted by: Monzie on April 19, 2008 at 5:05 PM | PERMALINK
Cleek: Take a look at what Hillary said at the end of her comments: "Moveon.org endorsed [Sen. Barack Obama] -- which is like a gusher of money that never seems to slow down," Clinton said to a meeting of donors. "We have been less successful in caucuses because it brings out the activist base of the Democratic Party. MoveOn didn't even want us to go into Afghanistan. I mean, that's what we're dealing with. And you know they turn out in great numbers. And they are very driven by their view of our positions, and it's primarily national security and foreign policy that drives them. I don't agree with them. They know I don't agree with them. So they flood into these caucuses and dominate them and really intimidate people who actually show up to support me."
Find me the F.U. Find it. She says "I don't agree with them." Harsh, huh? As for flooding the caucuses, here is a little tidbit I copied from another thread a few weeks ago. It's not mine, but it's very telling:
"Back in New Hampshire I attended a large fundraiser for the state Democratic Party that all of the candidates spoke at the day after the Iowa Caucus. I was at a Clinton table and though we rolled our eyes and disagreed with some of the things Obama said we politely clapped when he finished talking. When Hillary spoke there were a number of Obama people standing amongst their tables who were raising their arms and "conducting" their tables as they booed Hillary. A few weeks ago at the second part of the TX Caucus all of the delegates elected on primary day gathered for the next round. When Rep. Sheila Jackson Lee a Clinton supporter addressed the crowd, not one or two but NEARLY ALL of Obama's delegates booed her and shouted her down as she spoke not about the primary but about Social Security, poverty and healthcare."
Posted by: gloria on April 19, 2008 at 5:12 PM | PERMALINK
I think the more interesting the pictures the higher the popularity. The most popular one had the most artful photos IMO. Domino is perfect for a B/W shot and Inkblot just seems a natural to contrast bright primary colors with.
Posted by: Doc at the Radar Station on April 19, 2008 at 5:20 PM | PERMALINK
ciesel at 4:05 PM is one of those people who sits in front of the TV for hours saying "If I have to spend one more minute watching this crap, I'll scream."
And no, I don't have a life. What's your excuse?
Posted by: thersites on April 19, 2008 at 5:22 PM | PERMALINK
I've just noticed that none of your cats ever appear in your pictures wearing flag pins. Why do you hate America so much?
Posted by: dweb on April 19, 2008 at 5:35 PM | PERMALINK
You've got the ugliest dogs on the planet. There, I've done my part to skew next week's graph.
(My first ever cat-blogging comment. Always cute, but outside my area of "expertise.")
Posted by: dennisS on April 19, 2008 at 5:59 PM | PERMALINK
Catblogging is soooo much more interesting than this horribly long campaign.
Posted by: Mazurka on April 19, 2008 at 6:03 PM | PERMALINK
I love cat blogging Fridays and usually put my two cents in. However, I find Inkblot a more "interesting" cat BECAUSE Domino doesn't photograph well. I have two cats, litter-mates with different fathers, who look nothing alike, except they both have huge green eyes. One is a tabby/white mix who is amazingly photogenic. Her sister, a black cat with some small white markings, including a "locket" , is just as beautiful in the flesh, but takes lousy pictures.
I think the same is true of your two.
Posted by: phoebes on April 19, 2008 at 6:22 PM | PERMALINK
(B) is the most likely answer, but it would be better if the graph displayed catblogging comments as a percentage of the average # of comments per post for the same week. My sense is that most of the jump will be explained away by a general increase in activity.
Posted by: Mario on April 19, 2008 at 7:07 PM | PERMALINK
They staggered close, but still missed...
Why? Vote for your explanation of choice in comments:
X. It's a goddamn election! More interest in politics = more page hits = more eyeballs for catblogs = more comments!
As so ably demonstrated by arguments about Hillary and Obama in this post which actually talks about catblogging.
So there should be a close correlation between total page hits and comments.
max
['So you left something out of your graph.']
Posted by: max on April 19, 2008 at 8:21 PM | PERMALINK
Kevin, It's the quality of the photos - they've improved. The compositions are definitely getting better.
Posted by: jen flowers on April 19, 2008 at 9:00 PM | PERMALINK
Are these comments counting as "comments on catblogging"?
Posted by: Don on April 19, 2008 at 9:21 PM | PERMALINK
Congrats. You've created the new category of meta-catblogging-comment-count. As of now the number of comments about comments about catblogging is about 50, and the number of columns about comments about comments about catblogging is one.
One modest comment: Are you sure you want to do this simple point-to-point linear graph? Can you justify why you didn't do a spline interpolation on the graph, thereby ensuring that the first derivative is the same approaching every point from either direction?
Also, can we look forward to second order meta-catblogging counts, which will chart the number of columns about columns about comments about comments about catblogging?
coda: There was a science fiction story a long time ago about libraries of libraries of libraries etc. Translated to modern parlance, it would be like us creating a list of all the web addresses which keep lists of all the web addresses; then if a bunch of other people did their own comparable lists, somebody would eventually start a list of all of us keeping those lists.
Posted by: Bob G on April 19, 2008 at 10:31 PM | PERMALINK
D.
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDOHGODD!!!!!
Posted by: pjcamp on April 20, 2008 at 12:04 AM | PERMALINK
The chart shows that the number of comments had been coming down steadily during 2007. It was time for a dead cat bounce.
Posted by: TA on April 20, 2008 at 12:17 AM | PERMALINK
Except to bump the count to two, Bob G beat me to the meta-punch.
Posted by: Robert Earle on April 20, 2008 at 1:23 AM | PERMALINK
I just skimmed over the comments so I don't know if this has been asked or answered already, but have the number of comments made in general been going up recently? If they have, then the trend wouldn't say anything about heightened interest in feline cuteness.
Posted by: Lauren on April 20, 2008 at 3:43 AM | PERMALINK
Kevin,
What an impressive graph! It looks like something my spouse would do when he was trying to avoid work around the house.
Posted by: cat lady on April 20, 2008 at 11:31 AM | PERMALINK
It is the worst economy since the asteroid strike that killed the dinosaurs. People are starving in the streets, and your cats look fat and tasty.
If it is not that, then I select B for no particular reason other than you mentioned it, and I have to assume you would know whether or not B is, in fact, true.
Posted by: Yancey Ward on April 20, 2008 at 12:30 PM | PERMALINK
My cats are cuter than yours. Way cuter! And someday you will rue the day you first rued putting your scraggly felines on the web.
I have simply not found the proper venue for my cats, but when I do, your cats will be eclipsed.
BTW, how often do you eclipse their claws?
Posted by: Mooser on April 20, 2008 at 8:39 PM | PERMALINK
So your first and second finishers offered a news article / issue / topic for discussion. The third offered an opportunity to provide feline weight loss advice for someone else's cat, who should definitely lose weight even though my cat doesn't. Your last place finisher is very cute, but there's nothin' to say but "aw, so cute".
Not sure how well # of comments correlates with popularity though. How many times do you come to work to find comments saying, "Dang, Kevin, that was an awesome post! Great analysis! Can we have more like this one?"
Maybe I should start doing that. :-)
Posted by: Rebecca on April 21, 2008 at 2:22 AM | PERMALINK
F. The cultural ascension of Domino.
Posted by: ninja3000 on April 21, 2008 at 10:03 AM | PERMALINK
C.
Kevin, thanks for sharing your animals and a bit of your life with us. Your photos are great!
Posted by: Zit on April 21, 2008 at 11:25 AM | PERMALINK
any catblogging where the cats are looking a bit--ahem--portly--does generate more comments than usual. There seem to be people who are just waiting to pounce on the keepers of fat cats. I think immediately after, Kevin posted just head shots and admitted he was irritated by all the "fat cat" comments.
Posted by: JMS on April 21, 2008 at 3:01 PM | PERMALINK
The time series on the number of catblogging comments is not interpretable without the concurrent time series on the total traffic to the general blog. I've heard that traffic at liberal-leaning political blogs went up sharply on jan 4, 2008, and stayed up for at least a couple of months.
Posted by: sean on April 21, 2008 at 7:23 PM | PERMALINK