Giving Research Talks S. Keshav University of Waterloo February 2009.
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Transcript of Giving Research Talks S. Keshav University of Waterloo February 2009.
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Giving Research Talks
S. KeshavS. Keshav
University of WaterlooUniversity of Waterloo
February 2009February 2009
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Outline
Rules on preparationRules on preparation
Rules on deliveryRules on delivery
Examples to make it concreteExamples to make it concrete
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1. Preparation
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Rule 1: Tell a story
Context Context ““Once upon a time, …”Once upon a time, …”
Problem Problem ““The ogre ate all the apples, so the children went without…”The ogre ate all the apples, so the children went without…”
Solution Solution ““The anti-ogre fence…”The anti-ogre fence…”
Evaluation Evaluation ““Ogre infestations declined 58% over 5 years…”Ogre infestations declined 58% over 5 years…”
Conclusions Conclusions ““We recommend anti-ogre fences”We recommend anti-ogre fences”
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Rule 2: 1-2-3 rule
OneOne idea per slide idea per slide
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Microbenchmarks
P G
K1
K2
frequency
transit delay
Traffic Model: Batched Poisson
load = mean batch size / mean batch interval
LoadLoad 0.450.45
Allowed RateAllowed Rate 0.50.5
FrequencyFrequency 12 / day12 / day
Transit DelayTransit Delay 60 min60 min
180º180º
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Rule 2: 1-2-3 rule
TwoTwo minutes per slide minutes per slide
30 minute talk: no more than 15 body slides 30 minute talk: no more than 15 body slides unless very sparseunless very sparse like this talk!like this talk!
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Rule 2: 1-2-3 rule
At most At most threethree topics topics figure them out beforehandfigure them out beforehand depends on the nature of the audiencedepends on the nature of the audience work backwards from themwork backwards from them
What are the topics for this talk?What are the topics for this talk?
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Rule 3: Use outlines
Outlines show Outlines show connections connections as important as the detailsas important as the details
Start with an outlineStart with an outline
Repeat the outline or section title for each sectionRepeat the outline or section title for each section ‘‘roadmap’roadmap’
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Rule 4: Impact is inversely proportional to word count "Words on presentation slides are a very good idea, but only "Words on presentation slides are a very good idea, but only
when the audience is deaf." when the audience is deaf."
Prof. W. Cowan, University of WaterlooProf. W. Cowan, University of Waterloo
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Imprecise schedules
Consider a precise scheduleConsider a precise schedule time series of arrival timestime series of arrival times
To create imprecise schedules, we jitter each arrival time by a To create imprecise schedules, we jitter each arrival time by a Gaussian random variableGaussian random variable
‘‘Beta’ parameter is the ratio of the standard deviation of the r.v. Beta’ parameter is the ratio of the standard deviation of the r.v. to its meanto its mean
Increasing beta increases imprecisionIncreasing beta increases imprecision
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Imprecise schedules
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Rule 5: Use friendly fonts and colours
KioskNet ArchitectureKioskNet Architecture
Downlink SchedulingDownlink Scheduling Problem DefinitionProblem Definition Existing ApproachesExisting Approaches Our SolutionOur Solution SimulationSimulation
Implementing the KioskNet SystemImplementing the KioskNet System
Conclusions and future workConclusions and future work
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Rule 6: Never show tables when you can show graphs
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From epinorth.org
Table 4. Cases of meningococcal
disease in Dublin 1998 by area of
residence
Area
n %
1 2 5
2 1 3
3 2 5
4 2 5
5 8 22
6 7 19
7 10 27
8 2 5
9 2 5
10 1 3
Total 37 100
Cases
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The area map
8
67
12
34
5
910
From epinorth.org
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Rewl 7: Typoos relfect porely on ur comptence
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Rule 8: Use compelling examples
Use running examples if possibleUse running examples if possible
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Rule 9: Avoid colloquialisms
It’s like, duhIt’s like, duh
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Rule 10: Describe related and past work
““If I have seen further it is only by If I have seen further it is only by standing on the shoulders of standing on the shoulders of Giants.”Giants.”
Isaac NewtonIsaac Newton
QuickTime™ and a decompressor
are needed to see this picture.
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Rule 11: Showcase your contributions
Tell the audience exactly what your contribution isTell the audience exactly what your contribution is don’t make them guessdon’t make them guess
My contributionsMy contributions succinct summary of rules for giving talkssuccinct summary of rules for giving talks illustrated with examplesillustrated with examples based on my experience and that of others based on my experience and that of others
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Rule 12: Highlight insights
The story behind the work is what audiences come to talks forThe story behind the work is what audiences come to talks for that’s what is missing in a paper!that’s what is missing in a paper!
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2. Delivery
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Rule 1: Talk to the audience, not the screen
Scan the audience, gauge understandingScan the audience, gauge understanding
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Rule 2: Never read from notes
Its depressingIts depressing
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Rule 3: Walk audiences through formulae
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Rule 4: Speak slowly and clearly
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Rule 5: Respect questioners
Hear questions fullyHear questions fully
Defer them if neededDefer them if needed
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Rule 6: Practice your talk
PracticePractice
PracticePractice
PracticePractice
PracticePractice
PracticePractice
PracticePractice
PracticePractice
PracticePractice
……
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Rule 7: Arrive early
Test your laptopTest your laptop
Bring a memory stickBring a memory stick
Do the talk on a white/black board if necessaryDo the talk on a white/black board if necessary
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Rule 8: Bring a pointer
Laser, stick, or penLaser, stick, or pen
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Rule 9: A little humour goes a long way
From XKCDFrom XKCD
QuickTime™ and a decompressor
are needed to see this picture.
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Rule 10: End on time
Keep track of the timeKeep track of the time