Showing posts with label Inference engine. Show all posts
Showing posts with label Inference engine. Show all posts

Tuesday, October 6, 2009

Roman Polanski and Sentiments

Polanski in the news

Recently heard that Roman Polanski was captured and there has been lively debate on what to do with him.

I thought this could be an interesting case to see if there is any patterns on sentiments in the digital world. Unlike the Sonia Sotomayor analysis though, this is just a single slice of time look.

In the top 30 terms in the three major web results, most of them seems to be factual with a few negative terms such as "avoided."

(Correction: I originally used "repulsion" as an example of negative term, turns out that it is the title of one of Polanski's films and considered a milestone in the psychological thriller genre. My bad!)

More on the results

A reminder, if you are interested in finding out more about the result details or the inference engine used in this analysis, please let me know at yfjuan (at) parc (dot) com.

Results (top 30 terms ranked in the order of relevance with the most relevant on top)










GoogleYahooMicrosoft

polanski

saleby

brach

escroqueries

extradite

8/18/1933

cleland

zebiczny

pianiste

sexual

quitters

seigner

extradition

2000s

eatps.web.aol.com

wife

rozbijemy

filming

gets

chris

letterman

arrest

murderer

hour

directing

revives

diamants

swindles

began

musician


polanski

travelled

directing

extradition

filming

plotted

arrest

seigner

revives

murdered

roman

pleaded

arrested

dated

credited

fleeing

letterman

filmmaker

zebiczny

repulsion

personals

directors

celebrated

avoided

meets

zurich

dwts

favre

fired

collaborated


polanski

extradition

obama

twitter

sotomayor

gmail

geimer

facebook

zebiczny

bankrupt

filmography

8/18/1933

getty

looting

seigner

tmz

murderer

rozbijemy

msnbc

extradite

vick

credited

repulsion

qaida

drama

screenwriter

afghan

feeds

ancestor

swindlers



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Tuesday, August 25, 2009

Inference Engine and Applications

Inference Engine

One of the things that internet/web enables is to make low-cost data collection and analysis mostly a computational question. Add in the idea of "wisdom of crowd", then you have the making of PARC's inference engine technology - if you would allow for a gross simplification.

What the inference engine is good at is to identify items that may be linked in ways that is not always obvious. My favorite example is how the inference engine easily cracked the heavily redacted story on the location of a CIA agent's first assignment in How to catch a spy.

Web Chatters

But the same technique can also be used to identify emerging trends (chatters) on a specific topic. So, I used the Inference Engine to look at the top terms associated with the Sonia Sotomayor's nomination process to the US Supreme Court at Sotomayor Web Chatter Index.

And, indeed, it is interesting to see what are the top ranking terms associated with that process and how it points to specific concepts that come in and out of favor in the web crowd.

Private Corpus

Finally, it may be worth noting that the same technique can also be applied to data corpus beyond the visible internet. For example, eDiscovery in legal proceeding is a space where this capability would be very helpful by expanding beyond simple keyword search to a more nuanced understanding of how information linked to each other.

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Tuesday, August 18, 2009

Sotomayor Web Chatter Index - Week 12

New items and faded topics

The term "111th" which refers to the fact that Justice Sotomayor is the 111th for the Supreme Court, continued its appearance in the top 20.

For the first time, "Malesko" and "Alito" both showed up in all three rankings. Would this presage the basis for the first analysis of the Supreme Court once she is sworn in and decisions are rendered?

More on the results

A reminder, if you are interested in finding out more about the result details or the inference engine used in this analysis, please let me know at yfjuan (at) parc (dot) com.

Results (top 20 terms ranked in the order of relevance with the most relevant on top)










GoogleYahooMicrosoft

sonija

leval

sotomyaor

judgeship

rulings

111th

stating

sotomayor

coxe

gurfein

gop

malesko

judging

68-31

chin

ginsburg

ruled

eight

legislator

alito


sotomyaor

sotomayor

sonia

souter

malesko

mcmahon

destefano

bronxdale

alito

ginsburg

hispanic

scotus

nominee

scotusblog

supreme

scalia

hearings

morgenthau

111th

allowing


sotomayor

alito

scotus

moynihan

obama

statehood

souter

111th

rulings

destefano

retiring

scalia

stating

legislator

ginsburg

malesko

cabranes

scotusblog

mahoney

rendell



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Tuesday, August 11, 2009

Sotomayor Web Chatter Index - Week 11

Confirmed to the US Supreme Court

By a vote of 68-31, Sonia Sotomayor was confirmed as a Supreme Court justice on August 6th, 2009.

New items and faded topics

All the usual suspects such as "nlj (National Law Journal)", Foxnews, and "wsj.com" dropped off the top 20 list.

The new term that is making a rapid ascend is the term "111th" which, in case you missed the news, Justice Sotomayor is the 111th for the supreme court.

Next week, we will have the final installment on the top 20 analyses.

More on the results

A reminder, if you are interested in finding out more about the result details or the inference engine used in this analysis, please let me know at yfjuan (at) parc (dot) com.

Results (top 20 terms ranked in the order of relevance with the most relevant on top)










GoogleYahooMicrosoft

sotomyaor

stating

sotomayor

rulings

sonia

faced

sued

assail

baer

gop

coxe

111th

gurfein

meant

approval

involving

judging

â

nominees

murders


sotomyaor

sotomayor

sonia

souter

malesko

judgepedia

mcmahon

destefano

bronxdale

alito

scotus

ginsburg

scotusblog

nominee

hispanic

supreme

judgeship

hearings

morgenthau

tasini


alito

sotomayor

obamaâ

scotus

moynihan

obama

statehood

111th

souter

scotusblog

retiring

destefano

malesko

legislator

politico

cabranes

noting

mahoney

stating

judgeship



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Tuesday, August 4, 2009

Sotomayor Web Chatter Index - Week 10

Senate Confirmation Debate

Now that the Senate Judiciary Committee has endorsed the Supreme Court nomination of Judge Sonia Sotomayor, the nomination is now in the full Senate for debate.

New items and faded topics

The term "nlj (National Law Journal)" and its sister term "pubarticlenlj.jsp" have kept up its ranking. As a matter of a fact, it shot up to #1 in one of the engine results.

Foxnews has quickly lost its top 20 ranking while "wsj.com" continues to assert its relevance to this discussion. Also appearing for the first time is the term "Barack" and debuting as #1 no less. Similarly, "conservatives" made its top 20 appearance.

Finally, the term "dissented" which appeared in the top 20 last week kept its position this week.

More on the results

A reminder, if you are interested in finding out more about the result details or the inference engine used in this analysis, please let me know at yfjuan (at) parc (dot) com.

Results (top 20 terms ranked in the order of relevance with the most relevant on top)










GoogleYahooMicrosoft

justices

stating

cityâ

rulings

dissented

sotomayor

sotomayorâ

questioning

proceedings

defenses

nominees

malesko

krimstock

â

supporting

issued

ended

nearly

senator

supreme


nlj

sotomayor

sotomayorâ

krimstock

sonia

malesko

souter

pubarticlenlj.jsp

destefano

ginsburg

scotusblog

nominee

hispanic

judgeship

supreme

judgepedia

hostednews

jury

hearings

leahy


barack

sotomayor

moynihan

statehood

obama

leahy

souter

cuomo

destefano

cabranes

scotusblog

online.wsj.com

ginsburg

conservatives

affirmative

prosecutor

stating

nlj

rulings

politico



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Tuesday, July 28, 2009

Sotomayor Web Chatter Index - Week 9

Senate Judiciary Committee Confirmation

The Senate Judiciary Committee voted, 13 to 6, today to endorse the Supreme Court nomination of Judge Sonia Sotomayor

New items and faded topics

The term "nlj" which refers to "National Law Journal", has kept up its ranking and added a related term "pubarticlenlj.jsp" "judgepedia" - a wiki on judges - kept its place.

Foxnews has come back with a vagence as #3 on Google. On the other hand, Washingtonpost.com disappeared from the top 20 ranking. "wsj.com" continues to do well losing one notch, edged out by "Obama" on Microsoft ranking.

Also interesting is to see the term "dissented" in the top 20. We will see if it would stay next week.

More on the results

A reminder, if you are interested in finding out more about the result details or the inference engine used in this analysis, please let me know at yfjuan (at) parc (dot) com.

Results (top 20 terms ranked in the order of relevance with the most relevant on top)










GoogleYahooMicrosoft

justices

www.foxnews.com

sotomayorâ

rulings

cityâ

dissented

judiciary

defenses

sotomayor

courts

americans

souter

malesko

hearings

â

senators

circumstances

krimstock

issued

reversal


sonia

sotomayorâ

sotomayor

souter

destefano

krimstock

nominee

ginsburg

nlj

hearings

morgenthau

judgepedia

tasini

leahy

judiciary

malesko

cuomo

judgeship

supreme

justices


sotomayor

statehood

moynihan

obama

leahy

online.wsj.com

nlj

souter

destefano

cuomo

stating

rulings

ginsburg

cabranes

republicans

prosecutor

affirmative

pubarticlenlj.jsp

politico

gained



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Tuesday, July 21, 2009

Sotomayor Web Chatter Index - Week 8

Confirmation Hearing

With the confirmation hearing done, it is interesting to see how the discussion has shifted into some factual and some "speculative" terms.

New items and faded topics

"judgepedia" - a wiki on judges - kept its place. It is also joined by the term "nlj" which refers to "National Law Journal"

Foxnews has completely dropped off from the top 20 rankings after being highly ranked for most weeks. Interesting to see Washingtonpost.com making a come back - I wonder if it is a reflection that now the denizens inside the Washington DC Beltway are doing most of the chattering. As for wsj.com's come back, do you have any thoughts?

Also interesting is to see the term "unanimous" in the top 20 which does seem to reflect the mainstream media's consensus on her confirmation.

More on the results

A reminder, if you are interested in finding out more about the result details or the inference engine used in this analysis, please let me know at yfjuan (at) parc (dot) com.

Results (top 20 terms ranked in the order of relevance with the most relevant on top)










GoogleYahooMicrosoft

justices

repeatedly

stating

americans

sotomayor

questioning

judiciary

dissented

reversing

helped

defenses

lawyers

nyt

â

cityâ

souter

www.washingtonpost.com

saying

became

unconstitutional


sotomayorâ

sotomayor

sonia

souter

krimstock

ginsburg

nominee

judgepedia

nlj

morgenthau

tasini

cuomo

hearings

leahy

judgeship

supreme

justices

judiciary

republicans

hispanic


sotomayor

moynihan

statehood

online.wsj.com

obama

nlj

souter

banc

cuomo

leahy

rulings

politico

gop

stating

reversals

ginsburg

prosecutor

unanimous

affirmative

cabranes



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Tuesday, July 14, 2009

Sotomayor Web Chatter Index - Week 7

Confirmation Hearing

Now that the confirmation hearing for Ms Sonia Sotomayor's nomination to the US Supreme Court has started, I am curious to see how the chatter profile would change.

New items and faded topics

"Litigator" did not have the staying power to remain in the top 20. "Firefighters" is also waning. The new entrant to the top ranking is "judgepedia" - a wiki on judges, did not know one existed.

Foxnews has dropped in rankings after being highly ranked for most weeks. Would it come a come back now that the confirmation hearing is now?

More on the results

A reminder, if you are interested in finding out more about the result details or the inference engine used in this analysis, please let me know at yfjuan (at) parc (dot) com.

Results (top 20 terms ranked in the order of relevance with the most relevant on top)










GoogleYahooMicrosoft

senators

esquire

judiciary

www.foxnews.com

jury

sotomayorâ

reversing

senator

ruled

dissented

courts

sotomayor

reversal

sued

rulings

nominated

attorney

married

belief

securities


sotomayorâ

sotomayor

sonia

souter

gillibrand

krimstock

ginsburg

schumer

judgepedia

nominee

cuomo

judgeship

justices

morgenthau

supreme

leahy

cabranes

firefighters

www.foxnews.com

republicans


sotomayor

gillibrand

obama

schumer

moynihan

souter

cuomo

rulings

centrist

reversals

politico

gop

republicans

leahy

ginsburg

firefighter

prosecutor

mahoney

cabranes

affirmative



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Tuesday, July 7, 2009

Sotomayor Web Chatter Index - Week 7

New items and faded topics

Firefighters made the top 20 list this week. Litigator also made the top 20. Two timely entries on the current discussion. We will see how long they last.

As noted last week, "racist" made an appearance. It disappeared this week and "centrist" actually made its appearance. Gingrich completely dropped off in all three results. Also interesting to note that Foxnews dropped significantly in one of the rankings.

More on the results

A reminder, if you are interested in finding out more about the result details or the inference engine used in this analysis, please let me know at yfjuan (at) parc (dot) com.

Results (top 20 terms ranked in the order of relevance with the most relevant on top)










GoogleYahooMicrosoft

rulings

www.foxnews.com

dissented

sotomayorâ

sotomayor

souter

litigator

questioning

nominees

krimstock

proceedings

republicans

defenses

â

cityâ

ended

res

judges

reversing

efforts


sotomayor

sotomayorâ

sonia

souter

krimstock

schumer

ginsburg

nominee

cuomo

judgeship

justices

supreme

cabranes

judgepedia

biden

firefighters

hispanic

republicans

www.foxnews.com

leahy


sotomayor

schumer

obama

moynihan

souter

cuomo

rulings

gop

centrist

republicans

politico

reversals

cabranes

ginsburg

firefighters

prosecutor

leahy

affirmative

litigator

nominees



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Tuesday, June 30, 2009

Sotomayor Web Chatter Index - Week 6

New items and faded topics

Jarring but interesting to see that "racist" made the top 20 this week. Palin also vaulted to into the top 20 this week. Letterman made a come back to the top 20.

As noted last week, CNN indeed dropped off the list as suspected. Nightline probably did a program on this topic so it made the top 20, we will see if it stays next week. And, finally, instead of making a run for the top spot that Foxnews occupies, Gingrich lost ranking in all three results. It may be time for him to say a few new things.

More on the results

A reminder, if you are interested in finding out more about the result details or the inference engine used in this analysis, please let me know at yfjuan (at) parc (dot) com.

Results (top 20 terms ranked in the order of relevance with the most relevant on top)










GoogleYahooMicrosoft

sotomayorhtml

www.foxnews.com

justices

sotomayorâ

courts

nominees

facility

concerns

serving

issued

cityâ

ended

ricans

served

moved

rican

hearings

filed

krimstock

sotomayor


www.foxnews.com

sotomayor

sotomayorâ

sonia

souter

online.wsj.com

scotus

scotusblog

gillibrand

gingrich

nominee

judgeship

schumer

ginsburg

supreme

justices

krimstock

nomination

hispanic

racist


scotus

palin

gillibrand

gingrich

schumer

obama

scotusblog

justices

gop

souter

rulings

politico

republicans

nominee

cuomo

blotter

sotomayor

nightline

letterman

unanimous



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Thursday, March 5, 2009

How to catch a spy

Source: Plame vs. Whitehouse

For those of you who do not remember, Valerie Plame was working for CIA as an undercover agent and the Whitehouse leaked her CIA identify in 2003. With her cover identify blown, she left CIA in 2005.

In 2007, she published a memoir "Fair Game: My Life as a Spy, My Betrayal by the White House". CIA intervened and redacted (blacked out) "sensitive" information in the published book.

A page of the redacted Fair Game



How to catch a spy, the PARC way

A PARC team has developed a machine learning engine that is able to use contextual information that may not be sensitive by itself but in aggregate provides strong inference on what the missing information should be.

The Plame book is a perfect test case because, although the book has been redacted, the actual information is available in other public sources. In other words, we can run the book through the engine and see what kind of inference the engine can tell us and check it against the known answers.

Test case: where was her first assignment?

So, we fed the available and seemingly innocuous description on the location (redacted) of her first assignment such as "Europe, chaotic, outdoor café, traffic, summer heat" into the software.

Lo and behold, the engine comes back with Greece as the most probable answer which was indeed the case.

--
How would you use this software engine beyond figuring out if your censors are good enough? Conversely, how would you use the output of this engine? How about removing sensitive medical information in unstructured format? Or, finding that smoking gun in the mountain of data and emails in a legal case? This is an instance where tireless software with perfect memory to a large corpus of information is a better solution than the best trained/paid human attention any day.

Let me know how you would use this capability. For the most interesting idea(s), maybe I can get you a copy of the software engine to play with.

Look forward to hearing from you.

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