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Lane Harrison

@laneh.bsky.social
501 followers 125 following 47 posts

Assoc Prof Computer Science at WPI— we study data visualization

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Lane Harrison @laneh.bsky.social · 17/06/2026
Incredible effort behind this, more options for VIS!
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Lane Harrison @laneh.bsky.social · 12/06/2026
I hear reVISit works pretty well for replication studies! (But folks should submit regardless— big fan of the VISxVISION community and papers 👁️ 📊)
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Dominikus @handle.invalid · 14/11/2025
What are your favorite examples for people using #datavis to tell about aspects/parts/events of their lives?
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Lane Harrison @laneh.bsky.social · 12/11/2025
(would watch a 30-minute news segment on this sort of analysis...)
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Khoury Vis Lab @ Northeastern University @khouryvis.bsky.social · 01/11/2025
Find out what happens when “A Priest, a Rabbi, and an Atheist Walk Into an Error Bar 🍸”. Join @birdbassador.jorts.horse.ap.brid.gy & @laneh.bsky.social for their religious meditations on uncertainty visualization at alt.VIS, Sunday 9 AM - 12:30 PM! #ieeevis #uncertaintyvis arxiv.org/abs/2509.08213
Screenshot of paper titled “A Priest, a Rabbi, and an Atheist Walk Into an Error Bar: Religious Meditations on Uncertainty Visualization” by Michael Correll and Lane Harrison. Below the title, an eye in a winged triangle is encircled by shapes and a ribbon with religious symbols. Text at the bottom reads “BE NOT CERTAIN.”
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Alark Joshi @alark.bsky.social · 12/10/2025
Revisit by @laneh.bsky.social and team is an excellent option. It requires some configuration and setup, but it works beautifully and all your data stays on your server. (revisit.dev)
revisit.dev
Home | ReVISit
reVISit: Reproducible and Powerful Visualization User Studies
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The Birdbassador @birdbassador.jorts.horse.ap.brid.gy · 11/09/2025
here's a preprint of the unhinged paper i wrote with @lane we stop just short of saying that the unthinking use of frequentist statistics puts your very soul at hazard arxiv.org/pdf/2509.08213
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Alexander Lex @alex-lex.bsky.social · 10/09/2025
The reVISit team will be hosting an open hackathon at TU Graz in Austria, immediately after IEEE VIS from Monday November 10 to Wednesday November 13. Anyone interested in contributing to reVISit is invited to participate!
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The Birdbassador @birdbassador.jorts.horse.ap.brid.gy · 01/08/2025
spent a chunk of today making biblically accurate error bars
dithered hypercard-style picture of a winged all-seeing eye being orbited by bar charts with cross error bars, flanked by discrete gaussian distributions
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Lane Harrison @laneh.bsky.social · 22/07/2025
Super love seeing regional datavis events making a comeback (and happy to be in town!) ->
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Alexander Lex @alex-lex.bsky.social · 11/04/2025
Going to #CHI2025 in Japan? Interested in running user studies? Sign up for our virtual CHI 2025 course that teaches you how to use reVISit, a new, open-source user study tool reducing the tedium of study design. Come learn through some practical examples. cvent.me/g5mx2w revisit.dev
A screenshot of the reVISit interface showing the answers and provenance from a participant who completed the question. The study shown is a replication of He et al.’s pattern design study.
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jonathan zong @jonathanzong.com · 31/03/2025
Tactile charts are an important tool for conveying data to blind and low vision people via embossed paper. However, tactile charts require high levels of time and expertise to design. Introducing Tactile Vega-Lite, new work at #CHI2025 led by MIT SM student Katie Chen news.mit.edu/2025/making-...
news.mit.edu
A new way to make graphs more accessible to blind and low-vision readers
Designed to help blind and low-vision readers understand graphics, the “Tactile Vega-Lite” system from MIT CSAIL converts data into a standard visual graph and a tactile chart. Accessibility standards...
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Matthew Kay @mjskay.com · 30/03/2025
behold the CONNECTED SPLATTERPIE kneel before my works, ye mighty, and despair
A connected splatterpie: a connected scatterplot where the points are pie charts and the connecting lines are splines.

Shows three time series, all increasing from 2013 to 2024: (1) How awesome are spline smooths (out of 10); (2) How many charts are dual-axis charts (going up to ~ 2.0M); (3) % of line charts with splines (going up to ~ 60%).
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Dominikus @handle.invalid · 28/03/2025
The future of #datavis
AI-generated parody of Minard‘s famous visualization of Napoleon‘s march to Moscow, embellished with all kinds of Studio Ghibli-inspired characters
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Lane Harrison @laneh.bsky.social · 19/03/2025
1) Cool VIS study, 2) Help our replication effort! ->
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Present & Correct @presentcorrect.bsky.social · 21/02/2025
Country Noises. (Saul Steinberg, 1979) saulsteinbergfoundation.org
A chart of country noises (lawnmower, rain on roof, frog, mosquito and more) presented to look like sound waves whereas they are more like ornamental border patterns - especially like old letterpress and printing pieces. This is probably what was used for them.
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Moritz Stefaner / Truth & Beauty @moritzstefaner.bsky.social · 14/02/2025
"…there’s one nut we have not been able to crack: anchoring bespoke data visualization as a full fledged profession in corporate settings." Re-reading this article from 2017 (medium.com/visualizing-...), I wonder — where are we at 8 years on?
medium.com
There be dragons: dataviz in the industry
I started being serious about data visualization around 2005, when the field was still pretty niche and people like Martin Wattenberg, Ben…
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Lane Harrison @laneh.bsky.social · 13/02/2025
Slightly annoying when a paper describing an experiment doesn't include a screenshot of the actual task participants performed. (I wrote the paper in question 🫠...)
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Lane Harrison @laneh.bsky.social · 10/02/2025
Cool possibilities for interaction studies ->
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Carlos Scheidegger @cscheid.net · 08/02/2025
This ggplot chart was generated without any theming support, *at all*.
A Quarto document showing a ggplot2 chart themed automatically with a blue BG and a light yellow FG color, without requiring any changes to the existing code or color scales
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Maarten Lambrechts @maartenzam.bsky.social · 03/02/2025
Any freelance Svelte/data visualization developers among my followers? Looking for someone with some availability, starting in a couple of months
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Lane Harrison @laneh.bsky.social · 31/01/2025
ReVISit 2.0 (revisit.dev) reached several exciting milestones recently: 📁 You can now define an entire experiment in a single file— from trial data, stimuli (visualizations and interactions, thanks to Vega-Altair), study blocks/sequences and randomization, questionnaires, etc.
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Lane Harrison @laneh.bsky.social · 23/01/2025
Crowdsourced Think-aloud Studies w/ full interaction provenance+rehydration, auto voice transcription, and correlation between timelines. That plus a pile of new features and capabilities in the reVISit 2.0 release. Check it out & let us know what you think!
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Carlos Scheidegger @cscheid.net · 18/01/2025
More LLM reflections I think a useful model is "everything that in-house counsel is not" In-house counsel doesn't know how to say yes to you; they're entirely made of blood-soaked wisdom. LLMs are excitable improv comedy partners with more memory than wisdom; they don't know how to say no to you.
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Lane Harrison @laneh.bsky.social · 15/01/2025
Still buzzing about the progress the team has made on reVISit over this workshop. Looking forward to sharing new features for creating & instrumenting vis experiments in our upcoming 2.0 release 👀
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The Birdbassador @birdbassador.jorts.horse.ap.brid.gy · 14/01/2025
does anybody have pointers for good papers/blog posts (other than @tamara process&pitfalls + dsm papers, which we [gratefully!] use already) on "how to teach people to write academic hci/vis research papers that don't suck"?
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Lane Harrison @laneh.bsky.social · 10/01/2025
Send us your vis experiment dreams! 💭
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Dominikus @handle.invalid · 07/01/2025
#genuary7 „Use software that is not intended to create art or images.“ Did you know that there's tons of one-color videos like "4 Hours of Red" on YouTube? And that you can control browser windows using AppleScript? And that none of these things are intended to create art? #genuary2025 #genuary
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Datawrapper @datawrapper.de · 17/12/2024
End of the year! ✨🎄🎇 So here we've got a special Data Vis Dispatch for you: it comes from the whole Datawrapper team. We're sharing our favorite visualizations of 2024. Take a look here 🎁  blog.datawrapper.de/data-vis-dispat… and tell us: what were your favorites?
Table of the scientific classification of the flower Dryas octopetala annotated with a handmade illustration. Created by Eleni from the Datawrapper team.Screenshot of I “Made a Graph of Wikipedia... This Is What I Found”. Shown is a network graph of all Wikipedia articles and the links between them, resulting in a colourful representation of the world's collective knowledge. Among the most interesting findings are so-called communities, groups of articles that are more closely linked to each other than the rest of the site, represented by the individual colours. Published on YouTube by adumb.This image shows a spectrogram of three sound types: elephant rumbles (mostly infrasonic, red), human speaking (audible range, blue), and bat noises (ultrasonic, yellow and blue), with frequency increasing from bottom to top on a logarithmic scale. Published by Financial Times.Map of downtown Singapore with little 3D butterflies added where butterflies have been spotted in the area. Different colored butterflies represent different species. Published in The Straits Times.
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Ann Pregler @annpregler.com · 16/12/2024
I drew these for the #datafam holiday card exchange, but figured I'd share them for others to use too! Put them on your cards, gift tags, or anywhere that needs a little more #dataviz 📊
Four Christmas trees, each in the style of a different chart, arranged in a two by two grid. Top left is a population pyramid, top right is a network graph, bottom left is a vertical Sankey, and bottom right is a scatter plot
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Niklas Elmqvist @nelmqvist.bsky.social · 13/12/2024
Us #ieeevis 2025 OPCs worked hard on this: the new call for papers is now live! ieeevis.org/year/2025/ye... Submit your best work! Brief account of changes for 2025: * Extra week for supplemental material * Student reviewer program * Opt-in publication of reviews for accepted papers
ieeevis.org
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Martin Wattenberg @wattenberg.bsky.social · 08/12/2024
How can we visualize what a book ISN'T talking about? With an anti-tag cloud! See the most common English words that are never mentioned in a text. www.bewitched.com/demo/anti/
bewitched.com
Anti-Tag Cloud
Visualize the negative space of literary works
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Xan Gregg @xangregg.bsky.social · 07/12/2024
Another #dataviz from the ceiling height paper's data with an interesting pattern: density dot plot of the final course grades for two years of students, using hex grid jitter. 50 must be an important result at these Australian universities.
Density dot plot with dots placed onto a hexagonal grid. The density is mostly Gaussian but has an empty part just below 50 and a spike at 50.
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Alexander Lex @alex-lex.bsky.social · 02/12/2024
Because tis the season for grad-school applications: re-surfacing my blog-post on how to prepare for CS grad school while you're still in college: vdl.sci.utah.edu/blog/2020/11... In brief: get engaged with faculty, as a TA or as a research assistant as soon as possible.
vdl.sci.utah.edu
What you Can do in College to get into a CS PhD Program
Are you considering grad school? Here are a few steps you can take to maximize your chances. The bad news is that it’s best to start planning and working towards getting into grad school early: I reco...
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Robert Simmon @rsimmon.bsky.social · 26/11/2024
This is interesting: researchers at MIT used generative AI plus elevation and a physics model to create plausible images of potential flooding: climate-viz.github.io More info: news.mit.edu/2024/new-ai-... 🛰️
Real satellite image of an area without floodwater. The landscape is mostly green, with grass and trees. A small number of roads cross the image.Synthetic image mimicking satellite data of an  inundated area covered by floodwater. The image is mostly covered in brown water. A handful of rooftops protrude from the water, along with some areas that appear to be covered with green trees.Real satellite image of an area without floodwater. The landscape is mostly green and brown, with trees and an agricultural field. A divided highway crosses the right-hand side of the image from top to bottom.Synthetic image mimicking satellite data of an  inundated area covered by floodwater. The landscape is mostly green, with trees and dark water. A divided highway crosses the right-hand side of the image from top to bottom. It is two thirds covered by dark water.
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Matthew Kay @mjskay.com · 26/11/2024
This is a great point, and was one reason @abhsarma.bsky.social (with me + @jessicahullman.bsky.social) built a multiverse analysis tool that tries to help experts understand and evaluate the validity of subsets of a multiverse, rather than just shrugging: "enh, results vary" doi.org/10.1145/3613...
Figure 2: The Milliways interface consists of four panels to support the multiverse analysis tasks and a principled evaluation of the multiverse analysis. The outcome panel Al presents the results of the multiverse-for each universe in the multiverse, we show an outcome or result. The specification panel A2 reveals the options for each parameter which the universe is composed of. The code panel A3 presents the code that was used to construct the multiverse (here, the code was from the multiverse R library). The data panel A4 shows the dataset used in the analysis. Other elements include the add button to add additional outcome variables A5, exclude button to remove options of a parameter AG, link button to link (aggregate) the outcomes across two or more options A7, slider for hierarchical sorting based on average effect AS and the zoom toggle A9Figure 5: Hierarchical sorting based on the average marginal effect allows users to see the variation in the outcome due to the options of a parameter. It also allows users to inspect the outcomes conditional on the options of parametersFigure 6: On aggregation, we represent uncertainty in the result using probability boxesFigure 7: A walkthrough of the steps that Alice performs during her principled evaluation of a multiverse analysis using Milliways which is described in our case study
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Max Roser @maxroser.bsky.social · 21/11/2024
We've just made it much easier to reuse the data on Our World in Data. Here is an overview of our new features: enhanced data downloads and the Chart Data API. ourworldindata.org/easier-to-re...
ourworldindata.org
We've made it much easier to reuse our data
An overview of our new features: enhanced data downloads and the Chart Data API.
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a ton of crates @tonofcrates.bsky.social · 21/11/2024
my take on bringing HCI to PL blog.sigplan.org/2024/11/21/e...
blog.sigplan.org
Evaluating Human Factors Beyond Lines of Code
Software systems researchers want to make human-centered claims, but don’t have the proper tools to do so. That’s how we ended up with the ubiquitous lines-of-code comparison found in e…
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Tim Gerrits @dertimgerrits.bsky.social · 22/11/2024
The 2025 SciVis Contest Data is available! If you/your team/your students are looking for an exciting visualization challenge (it's about helping scientists develop new, sustainable materials), take a look at the contest data: sciviscontest2025.github.io #Visualization #IEEEVIS #SciVis #Contest
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Alexander Lex @alex-lex.bsky.social · 11/11/2024
I made a data visualization academics starter pack! go.bsky.app/wzjzNi Let me know who I should add. #datavis
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Matthew Kay @mjskay.com · 08/11/2024
I like this way of presenting ordinal data! I think people are sometimes too quick to use stacked bar charts for ordinal data when histograms can be simpler and easier to read #datavis #rstats
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Evan Peck @peck.phd · 08/11/2024
I'm struck by how much more visualization effort is applied in elections to contextualize people by their race & ethnicity, age, education, geography, rural vs. urban, etc. It's impressive the nuance + attention we are able to summon when we want people to vote like us.
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Alper Sarikaya @alper.datav.is · 30/10/2024
Hi new website! I'm Alper and I work on the Power BI Core Visuals team as an software engineer at Microsoft. I try to bridge the gap between research and practice in driving effective visualization authoring and consumption experiences for people of varying data and visual fluency.
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Alexander Lex @alex-lex.bsky.social · 18/10/2024
UpSet won the #ieeevis InfoVis 10-year test of time award 🎉. Thanks to @ngehlenborg.bsky.social @henstr.bsky.social Romain Vuillemot, and Hanspeter Pfister for being an awesome team to work with on this. I wrote up my reflections on what made UpSet successful: vdl.sci.utah.edu/blog/2024/10...
vdl.sci.utah.edu
Reflections on UpSet
This blog post was triggered by UpSet winning the 10-year Test of Time Award at IEEE VIS. In this post, I reflect on how UpSet came about, and what made it successful.
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Andrew McNutt @mcnuttandrew.bsky.social · 14/10/2024
I'm excited to announce the release of our tool Color Buddy! It’s a vis color palette designer built on good color science (incl. spaces like LAB/OKLCH) AND it has modern favs like direct manip & AI fiddles. Spicier: it checks your palette (for a11y/design/etc issues) as you go!
A screenshot of our application for color palette editing. On the left side is a scatter plot with dots that can be dragged and dropped, on the right hand side are a collection of evaluation rules for that palette showing if the palette passed or failed those rules.
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VIEW Lab @viewlab.bsky.social · 13/10/2024
↔️ How are #datavis designed in RTL languages like Arabic? 📜 Muna Alebri @curiouslemur.bsky.social @laneh.bsky.social analysed charts from Arabic journals & discuss the design patterns wrt directionalities 📍Follow our talk on Thu, Oct. 17-1015 EDT #BayshoreIV 🔗https://shorturl.at/AsfLK #ieeevis
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Alexander Lex @alex-lex.bsky.social · 11/10/2024
Run better user studies with reVISIT! reVISit lets you quickly design, publish, and disseminate your customized visualization studies. Your study will be fully reproducible too. Join our #IEEEVIS tutorial at 12pm EDT on Sunday, 10/13 to get started with reVISit. ieeevis.org/year/2024/pr...
ieeevis.org
Virtual IEEE VIS 2024 - Event: Running Online User Studies with the reVISit Framework
See the conference event and its associated sessions and presentations inside.
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Robert Simmon @rsimmon.bsky.social · 04/10/2024
I love seeing NASA Earth Observatory images showing up in places like NPR! Satellite images show Helene’s devastation is visible from space www.npr.org/2024/10/04/n...
Nighttime satellite view of Augusta, Georgia before Hurricane Helene. Both the city and suburbs are well lit.Nighttime satellite view of Augusta, Georgia acquired after Hurricane Helene struck. The downtown core and a few other areas remain lit, but most of the city is dark.
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Sonja Kuijpers | STUDIO TERP @sonjakuijpers.bsky.social · 03/10/2024
Sign of the times? I guess they couldn't not create 3D graphs in 1979, the whole Atlas of Earth Resources I just bought is full of them 😍😅. Often unnecessary and a bit over the top but the work it must have took is admirable 👏 #dataviz #graphs ( @infowetrust.com @datavisfriendly.bsky.social)
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IEEE VIS @ieeevis.org · 01/10/2024
Dear VIS Community, we have great news! After a busy weekend, we completed an emergency site visit at a new conference venue in the Tampa area. We are moving ahead with the new venue and will provide specifics once the contract is finalized, around the end of the week!
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