latex-posters

name	latex-posters
description	Create professional research posters in LaTeX using beamerposter, tikzposter, or baposter. Support for conference presentations, academic posters, and scientific communication. Includes layout design, color schemes, multi-column formats, figure integration, and poster-specific best practices for visual communication.
allowed-tools	["Read","Write","Edit","Bash"]

LaTeX Research Posters

Overview

Research posters are a critical medium for scientific communication at conferences, symposia, and academic events. This skill provides comprehensive guidance for creating professional, visually appealing research posters using LaTeX packages. Generate publication-quality posters with proper layout, typography, color schemes, and visual hierarchy.

When to Use This Skill

This skill should be used when:

• Creating research posters for conferences, symposia, or poster sessions
• Designing academic posters for university events or thesis defenses
• Preparing visual summaries of research for public engagement
• Converting scientific papers into poster format
• Creating template posters for research groups or departments
• Designing posters that comply with specific conference size requirements (A0, A1, 36×48", etc.)
• Building posters with complex multi-column layouts
• Integrating figures, tables, equations, and citations in poster format

Visual Enhancement with Scientific Schematics

⚠️ MANDATORY: Every research poster MUST include at least 2-3 AI-generated figures using the scientific-schematics skill.

This is not optional. Posters are primarily visual media - text-heavy posters fail to communicate effectively. Before finalizing any poster:

1. Generate at minimum TWO schematics or diagrams
2. Target 3-4 figures for comprehensive posters (methodology flowchart, key results visualization, conceptual framework)
3. Figures should occupy 40-50% of poster area

How to generate figures:

• Use the scientific-schematics skill to generate AI-powered publication-quality diagrams
• Simply describe your desired diagram in natural language
• Nano Banana Pro will automatically generate, review, and refine the schematic

How to generate schematics:

python scripts/generate_schematic.py "your diagram description" -o figures/output.png

The AI will automatically:

• Create publication-quality images with proper formatting
• Review and refine through multiple iterations
• Ensure accessibility (colorblind-friendly, high contrast)
• Save outputs in the figures/ directory

When to add schematics:

• Research methodology flowcharts for poster content
• Conceptual framework diagrams
• Experimental design visualizations
• Data analysis pipeline diagrams
• System architecture diagrams
• Biological pathway illustrations
• Any complex concept that benefits from visualization

For detailed guidance on creating schematics, refer to the scientific-schematics skill documentation.

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Core Capabilities

1. LaTeX Poster Packages

Support for three major LaTeX poster packages, each with distinct advantages. For detailed comparison and package-specific guidance, refer to references/latex_poster_packages.md.

beamerposter:

• Extension of the Beamer presentation class
• Familiar syntax for Beamer users
• Excellent theme support and customization
• Best for: Traditional academic posters, institutional branding

tikzposter:

• Modern, flexible design with TikZ integration
• Built-in color themes and layout templates
• Extensive customization through TikZ commands
• Best for: Colorful, modern designs, custom graphics

baposter:

• Box-based layout system
• Automatic spacing and positioning
• Professional-looking default styles
• Best for: Multi-column layouts, consistent spacing

2. Poster Layout and Structure

Create effective poster layouts following visual communication principles. For comprehensive layout guidance, refer to references/poster_layout_design.md.

Common Poster Sections:

• Header/Title: Title, authors, affiliations, logos
• Introduction/Background: Research context and motivation
• Methods/Approach: Methodology and experimental design
• Results: Key findings with figures and data visualizations
• Conclusions: Main takeaways and implications
• References: Key citations (typically abbreviated)
• Acknowledgments: Funding, collaborators, institutions

Layout Strategies:

• Column-based layouts: 2-column, 3-column, or 4-column grids
• Block-based layouts: Flexible arrangement of content blocks
• Z-pattern flow: Guide readers through content logically
• Visual hierarchy: Use size, color, and spacing to emphasize key points

3. Design Principles for Research Posters

Apply evidence-based design principles for maximum impact. For detailed design guidance, refer to references/poster_design_principles.md.

Typography:

• Title: 72-120pt for visibility from distance
• Section headers: 48-72pt
• Body text: 24-36pt minimum for readability from 4-6 feet
• Use sans-serif fonts (Arial, Helvetica, Calibri) for clarity
• Limit to 2-3 font families maximum

Color and Contrast:

• Use high-contrast color schemes for readability
• Institutional color palettes for branding
• Color-blind friendly palettes (avoid red-green combinations)
• White space is active space—don't overcrowd

Visual Elements:

• High-resolution figures (300 DPI minimum for print)
• Large, clear labels on all figures
• Consistent figure styling throughout
• Strategic use of icons and graphics
• Balance text with visual content (40-50% visual recommended)

Content Guidelines:

• Less is more: 300-800 words total recommended
• Bullet points over paragraphs for scannability
• Clear, concise messaging
• Self-explanatory figures with minimal text explanation
• QR codes for supplementary materials or online resources

4. Standard Poster Sizes

Support for international and conference-specific poster dimensions:

International Standards:

• A0 (841 × 1189 mm / 33.1 × 46.8 inches) - Most common European standard
• A1 (594 × 841 mm / 23.4 × 33.1 inches) - Smaller format
• A2 (420 × 594 mm / 16.5 × 23.4 inches) - Compact posters

North American Standards:

• 36 × 48 inches (914 × 1219 mm) - Common US conference size
• 42 × 56 inches (1067 × 1422 mm) - Large format
• 48 × 72 inches (1219 × 1829 mm) - Extra large

Orientation:

• Portrait (vertical) - Most common, traditional
• Landscape (horizontal) - Better for wide content, timelines

5. Package-Specific Templates

Provide ready-to-use templates for each major package. Templates available in assets/ directory.

beamerposter Templates:

• beamerposter_classic.tex - Traditional academic style
• beamerposter_modern.tex - Clean, minimal design
• beamerposter_colorful.tex - Vibrant theme with blocks

tikzposter Templates:

• tikzposter_default.tex - Standard tikzposter layout
• tikzposter_rays.tex - Modern design with ray theme
• tikzposter_wave.tex - Professional wave-style theme

baposter Templates:

• baposter_portrait.tex - Classic portrait layout
• baposter_landscape.tex - Landscape multi-column
• baposter_minimal.tex - Minimalist design

6. Figure and Image Integration

Optimize visual content for poster presentations:

Best Practices:

• Use vector graphics (PDF, SVG) when possible for scalability
• Raster images: minimum 300 DPI at final print size
• Consistent image styling (borders, captions, sizes)
• Group related figures together
• Use subfigures for comparisons

LaTeX Figure Commands:

% Include graphics package
\usepackage{graphicx}

% Simple figure
\includegraphics[width=0.8\linewidth]{figure.pdf}

% Figure with caption in tikzposter
\block{Results}{
  \begin{tikzfigure}
    \includegraphics[width=0.9\linewidth]{results.png}
  \end{tikzfigure}
}

% Multiple subfigures
\usepackage{subcaption}
\begin{figure}
  \begin{subfigure}{0.48\linewidth}
    \includegraphics[width=\linewidth]{fig1.pdf}
    \caption{Condition A}
  \end{subfigure}
  \begin{subfigure}{0.48\linewidth}
    \includegraphics[width=\linewidth]{fig2.pdf}
    \caption{Condition B}
  \end{subfigure}
\end{figure}

7. Color Schemes and Themes

Provide professional color palettes for various contexts:

Academic Institution Colors:

• Match university or department branding
• Use official color codes (RGB, CMYK, or LaTeX color definitions)

Scientific Color Palettes (color-blind friendly):

• Viridis: Professional gradient from purple to yellow
• ColorBrewer: Research-tested palettes for data visualization
• IBM Color Blind Safe: Accessible corporate palette

Package-Specific Theme Selection:

beamerposter:

\usetheme{Berlin}
\usecolortheme{beaver}

tikzposter:

\usetheme{Rays}
\usecolorstyle{Denmark}

baposter:

\begin{poster}{
  background=plain,
  bgColorOne=white,
  headerColorOne=blue!70,
  textborder=rounded
}

8. Typography and Text Formatting

Ensure readability and visual appeal:

Font Selection:

% Sans-serif fonts recommended for posters
\usepackage{helvet}      % Helvetica
\usepackage{avant}       % Avant Garde
\usepackage{sfmath}      % Sans-serif math fonts

% Set default to sans-serif
\renewcommand{\familydefault}{\sfdefault}

Text Sizing:

% Adjust text sizes for visibility
\setbeamerfont{title}{size=\VeryHuge}
\setbeamerfont{author}{size=\Large}
\setbeamerfont{institute}{size=\normalsize}

Emphasis and Highlighting:

• Use bold for key terms: \textbf{important}
• Color highlights sparingly: \textcolor{blue}{highlight}
• Boxes for critical information
• Avoid italics (harder to read from distance)

9. QR Codes and Interactive Elements

Enhance poster interactivity for modern conferences:

QR Code Integration:

\usepackage{qrcode}

% Link to paper, code repository, or supplementary materials
\qrcode[height=2cm]{https://github.com/username/project}

% QR code with caption
\begin{center}
  \qrcode[height=3cm]{https://doi.org/10.1234/paper}\\
  \small Scan for full paper
\end{center}

Digital Enhancements:

• Link to GitHub repositories for code
• Link to video presentations or demos
• Link to interactive web visualizations
• Link to supplementary data or appendices

10. Compilation and Output

Generate high-quality PDF output for printing or digital display:

Compilation Commands:

# Basic compilation
pdflatex poster.tex

# With bibliography
pdflatex poster.tex
bibtex poster
pdflatex poster.tex
pdflatex poster.tex

# For beamer-based posters
lualatex poster.tex  # Better font support
xelatex poster.tex   # Unicode and modern fonts

Ensuring Full Page Coverage:

Posters should use the entire page without excessive margins. Configure packages correctly:

beamerposter - Full Page Setup:

\documentclass[final,t]{beamer}
\usepackage[size=a0,scale=1.4,orientation=portrait]{beamerposter}

% Remove default beamer margins
\setbeamersize{text margin left=0mm, text margin right=0mm}

% Use geometry for precise control
\usepackage[margin=10mm]{geometry}  % 10mm margins all around

% Remove navigation symbols
\setbeamertemplate{navigation symbols}{}

% Remove footline and headline if not needed
\setbeamertemplate{footline}{}
\setbeamertemplate{headline}{}

tikzposter - Full Page Setup:

\documentclass[
  25pt,                      % Font scaling
  a0paper,                   % Paper size
  portrait,                  % Orientation
  margin=10mm,               % Outer margins (minimal)
  innermargin=15mm,          % Space inside blocks
  blockverticalspace=15mm,   % Space between blocks
  colspace=15mm,             % Space between columns
  subcolspace=8mm            % Space between subcolumns
]{tikzposter}

% This ensures content fills the page

baposter - Full Page Setup:

\documentclass[a0paper,portrait,fontscale=0.285]{baposter}

\begin{poster}{
  grid=false,
  columns=3,
  colspacing=1.5em,          % Space between columns
  eyecatcher=true,
  background=plain,
  bgColorOne=white,
  borderColor=blue!50,
  headerheight=0.12\textheight,  % 12% for header
  textborder=roundedleft,
  headerborder=closed,
  boxheaderheight=2em        % Consistent box header heights
}
% Content here
\end{poster}

Common Issues and Fixes:

Problem: Large white margins around poster

% Fix for beamerposter
\setbeamersize{text margin left=5mm, text margin right=5mm}

% Fix for tikzposter
\documentclass[..., margin=5mm, innermargin=10mm]{tikzposter}

% Fix for baposter - adjust in document class
\documentclass[a0paper, margin=5mm]{baposter}

Problem: Content doesn't fill vertical space

% Use \vfill between sections to distribute space
\block{Introduction}{...}
\vfill
\block{Methods}{...}
\vfill
\block{Results}{...}

% Or manually adjust block spacing
\vspace{1cm}  % Add space between specific blocks

Problem: Poster extends beyond page boundaries

% Check total width calculation
% For 3 columns with spacing:
% Total = 3×columnwidth + 2×colspace + 2×margins
% Ensure this equals \paperwidth

% Debug by adding visible page boundary
\usepackage{eso-pic}
\AddToShipoutPictureBG{
  \AtPageLowerLeft{
    \put(0,0){\framebox(\LenToUnit{\paperwidth},\LenToUnit{\paperheight}){}}
  }
}

Print Preparation:

• Generate PDF/X-1a for professional printing
• Embed all fonts
• Convert colors to CMYK if required
• Check resolution of all images (minimum 300 DPI)
• Add bleed area if required by printer (usually 3-5mm)
• Verify page size matches requirements exactly

Digital Display:

• RGB color space for screen display
• Optimize file size for email/web
• Test readability on different screens

11. PDF Review and Quality Control

CRITICAL: Always review the generated PDF before printing or presenting. Use this systematic checklist:

Step 1: Page Size Verification

# Check PDF dimensions (should match poster size exactly)
pdfinfo poster.pdf | grep "Page size"

# Expected outputs:
# A0: 2384 x 3370 points (841 x 1189 mm)
# 36x48": 2592 x 3456 points
# A1: 1684 x 2384 points (594 x 841 mm)

Step 2: Visual Inspection Checklist

Open PDF at 100% zoom and check:

Layout and Spacing:

• Content fills entire page (no large white margins)
• Consistent spacing between columns
• Consistent spacing between blocks/sections
• All elements aligned properly (use ruler tool)
• No overlapping text or figures
• White space evenly distributed

Typography:

• Title clearly visible and large (72pt+)
• Section headers readable (48-72pt)
• Body text readable at 100% zoom (24-36pt minimum)
• No text cutoff or running off edges
• Consistent font usage throughout
• All special characters render correctly (symbols, Greek letters)

Visual Elements:

• All figures display correctly
• No pixelated or blurry images
• Figure captions present and readable
• Colors render as expected (not washed out or too dark)
• Logos display clearly
• QR codes visible and scannable

Content Completeness:

• Title and authors complete
• All sections present (Intro, Methods, Results, Conclusions)
• References included
• Contact information visible
• Acknowledgments (if applicable)
• No placeholder text remaining (Lorem ipsum, TODO, etc.)

Technical Quality:

• No LaTeX compilation warnings in important areas
• All citations resolved (no [?] marks)
• All cross-references working
• Page boundaries correct (no content cut off)

Step 3: Reduced-Scale Print Test

Essential Pre-Printing Test:

# Create reduced-size test print (25% of final size)
# This simulates viewing full poster from ~8-10 feet

# For A0 poster, print on A4 paper (24.7% scale)