[ PICTOGRAM CASE HISTORY ]
Material Symbols Message Icon (Outlined). Needs intervention.
Visible referent: attach email. Intended message: The icon must communicate Message in a digital interface.. The report separates observed asset evidence, submitted context, and public evidence signals.
0.64
PCS
0.51
CLL
0.78
NTR
[ FEATURED PICTOGRAM ]
pictoclarity / material-symbols-attach-email-outlined
Output - Material Symbols Message Icon (Outlined)
Assessing the communicative effectiveness of the Message icon
This reviewed catalog report estimates clarity for Message in default interface contexts. Scores are screening estimates and do not replace user testing.
0.64
PCS
PictoClarity Score
0.51
CLL
Convention Learning Load
0.78
NTR
Neurocognitive Transfer Risk
[ HOW THE CASE READS ]
From Input To Public Evidence.
The application stores structured evidence. The public page turns it into a readable pictogram case history.
01
Submitted Context
Framework output for the Material Symbols Message icon in the outlined style.
02
Primary Finding
Primary referent: attach email.
03
Metric Reading
Implied function: The icon must communicate Message in a digital interface..
04
Public Recommendation
Conduct targeted user testing including neurodivergent participants to assess and improve object-to-action transfer and neurocognitive accessibility.
[ EVIDENCE SCREENING ]
What The Estimate Surfaces.
Semantic Transparency Score
Input
Expected
Estimated
0.59
Confusion Risk Index
Input
Possible
Estimated
0.62
Readability Test Score
Input
Visual
Estimated
0.75
PictoClarity Score
Input
Estimated
Estimated
0.64
Needs intervention 0.64
The pictogram carries meaningful clarity risk. The estimate applies to this pictogram, this meaning, and this public context.
Last Reviewed
Jun 24, 2026
[ SCORE SCALE ]
The Public Verdict Has A Range.
The level explains the estimated context. It is not a certification.
0.80-1.00
Strong clarity
The pictogram communicates well in this context.
Use it, then keep testing with real users.
0.65-0.79
Usable with support
The pictogram works with labels or context.
Pair it with text and monitor interpretation.
0.50-0.64
Needs intervention
Current report
The pictogram carries meaningful clarity risk.
Improve the symbol before relying on it.
0.00-0.49
Not reliable
The pictogram does not communicate enough alone.
Replace it or add strong alternative support.
[ CONVERGENCE PROFILE ]
Where Meaning Converges.
The profile compares visual evidence, semantic extraction, cultural recognition, time, and cognitive context. It describes estimated convergence, not universal validity.
Convergent meaning profile
The radar shows where meaning converges. It does not certify universal validity.
Area
0.30
Balance
0.74
Perceptual
0.75
Semantic
0.59
Functional
0.60
Cultural
0.50
Temporal
0.55
Neurocognitive
0.27
Context Independence
0.61
Collective Resonance
0.50
Weakest Axis
Neurocognitive Convergence
How strongly the symbol follows AAC pictogram reading: transparent referent, concrete action, low convention load, and support.
Strongest Axis
Perceptual Convergence
How strongly visual form survives size, blur, contrast, and detail loss.
| Axis | Score | Description |
|---|---|---|
| Perceptual Convergence | 0.75 | How strongly visual form survives size, blur, contrast, and detail loss. |
| Semantic Convergence | 0.59 | How strongly extracted meaning converges on one interpretation. |
| Functional Convergence | 0.60 | How strongly the symbol maps to the intended function. |
| Cultural Convergence | 0.50 | How strongly recognition holds across cultural evidence and assumptions. |
| Temporal Convergence | 0.55 | How strongly meaning persists over time without semantic decay. |
| Neurocognitive Convergence | 0.27 | How strongly the symbol follows AAC pictogram reading: transparent referent, concrete action, low convention load, and support. |
| Context Independence | 0.61 | How strongly meaning survives without external labels or placement cues. |
| Collective Resonance | 0.50 | How strongly public evidence supports shared recognition and persistence. |
Evidence Notes.
8 Findings Published
Evidence
Primary referent: attach email.
Evidence
Implied function: The icon must communicate Message in a digital interface..
Evidence
Metaphor type: functional.
Evidence
The icon's primary referent is 'attach email', visually represented by an envelope with a paperclip, effectively implying the function of attaching a file or message in digital interfaces.
Evidence
Visual metrics indicate strong perceptual clarity with a perceptual convergence score of 0.75, showing robustness to size, blur, contrast, and detail loss.
Evidence
Semantic and functional convergence scores are moderate (0.59 and 0.6 respectively), indicating the symbol generally conveys its intended meaning and function but with some ambiguity.
Evidence
Cultural convergence is moderate at 0.5, reflecting mixed recognition and assumptions across diverse user groups.
Evidence
Temporal convergence at 0.55 suggests the icon's meaning persists over time but shows some signs of semantic decay.
[ TRANSFER / METRIC CHART ]
Public evidence trend
The chart shows public evidence buckets by evidence year. Cohort breakpoints appear only when an aging referent is active.
Public evidence trend
Evidence year: 2026
Evaluation
Reference point.
X axis: Evidence year
| Evidence year | Semantic Transparency | Cultural Evidence |
|---|---|---|
| 1996 | 0.75 | 0.74 |
| 1997 | 0.75 | 0.74 |
| 1998 | 0.75 | 0.74 |
| 1999 | 0.76 | 0.74 |
| 2000 | 0.76 | 0.74 |
| 2001 | 0.76 | 0.74 |
| 2002 | 0.76 | 0.75 |
| 2003 | 0.76 | 0.75 |
| 2004 | 0.77 | 0.75 |
| 2005 | 0.76 | 0.75 |
| 2006 | 0.77 | 0.75 |
| 2007 | 0.77 | 0.75 |
| 2008 | 0.77 | 0.75 |
| 2009 | 0.77 | 0.75 |
| 2010 | 0.77 | 0.75 |
| 2011 | 0.78 | 0.75 |
| 2012 | 0.78 | 0.75 |
| 2013 | 0.77 | 0.75 |
| 2014 | 0.78 | 0.75 |
| 2015 | 0.78 | 0.75 |
| 2016 | 0.78 | 0.76 |
| 2017 | 0.77 | 0.76 |
| 2018 | 0.78 | 0.76 |
| 2019 | 0.77 | 0.76 |
| 2020 | 0.77 | 0.75 |
| 2021 | 0.77 | 0.76 |
| 2022 | 0.77 | 0.75 |
| 2023 | 0.47 | 0.62 |
| 2024 | 0.48 | 0.62 |
| 2025 | 0.47 | 0.62 |
| 2026 | 0.45 | 0.61 |
asset source
Material Symbols attach_email SVG
Material Symbols by Google
Unofficial clarity analysis. PictoClarity is not affiliated with, endorsed by, or sponsored by Google. Material Symbols are provided by Google under their published license.
Open sourcepublic evidence
A Temporal Bottleneck in the Language Comprehension Network
OpenAlex / 2012-2012
Evidence query: envelope icon comprehension.
Open sourcepublic evidence
Degree of Language Experience Modulates Visual Attention to Visible Speech and Iconic Gestures During Clear and Degraded Speech Comprehension
OpenAlex / 2019-2019
Evidence query: envelope icon comprehension.
Open sourcepublic evidence
Sociality and interaction envelope organize visual action representations
OpenAlex / 2020-2020
Evidence query: envelope icon comprehension.
Open sourcepublic evidence
Why is surface tension a force parallel to the interface?
OpenAlex / 2011-2011
Evidence query: paperclip meaning.
Open sourcepublic evidence
PaperClip: A Digital Pen Interface for Semantic Speech Editing in Radio Production
OpenAlex / 2018-2018
Evidence query: paperclip meaning.
Open sourcepublic evidence
On the meaning of the question “How fast does time pass?”
OpenAlex / 2010-2010
Evidence query: paperclip meaning.
Open sourcepublic evidence
The Market as an Object of Attachment: Exploring Postsocial Relations in Financial Markets
OpenAlex / 2000-2000
Evidence query: attachment icon recognition.
Open sourcehistorical evidence
Google Books Ngram annual buckets: envelope
Google Books Ngram / 1996-2026
Annual extraction returned 20066512 records across 27 active years.
Open sourcehistorical evidence
OpenAlex annual buckets: envelope icon comprehension
OpenAlex / 1996-2026
Annual extraction returned 1795 records across 31 active years.
Open sourcehistorical evidence
Google Books Ngram annual buckets: paperclip
Google Books Ngram / 1996-2026
Annual extraction returned 15005345 records across 27 active years.
Open sourcehistorical evidence
OpenAlex annual buckets: paperclip meaning
OpenAlex / 1996-2026
Annual extraction returned 1464 records across 31 active years.
Open sourcehistorical evidence
Google Books Ngram annual buckets: attach email
Google Books Ngram / 1996-2026
Annual extraction returned 0 records across 0 active years.
Open sourcehistorical evidence
OpenAlex annual buckets: attach email
OpenAlex / 1996-2026
Annual extraction returned 201162 records across 31 active years.
Open source[ TECHNICAL SCORECARD ]
The Metrics Behind The Case.
PCS
0.64
PictoClarity Score
STS
0.59
Semantic Transparency Score
CRI
0.62
Confusion Risk Index
VRS
0.72
Visual Readability Score
PCH
1.00
Perceptual Cohesion
RTS
0.75
Readability Test Score
SRS
0.70
Scale Robustness Score
BRS
0.84
Blur Robustness Score
TCS
0.78
Target Contrast Stability
SDS
0.74
Stroke Durability Score
SFS
0.65
Silhouette Fidelity Score
NDS
1.00
Negative Detail Score
BBS
0.00
Bounding Box Balance
CPS
1.00
Compression Preservation
PDS
1.00
Pixel Density Suitability
ORS
0.65
Orientation Robustness
CAS
0.60
Color Accessibility Score
RRS
0.59
Referent Recognition Score
FAS
0.71
Functional Association Score
SOS
0.28
Semantic Obsolescence Score
CSS
0.49
Cultural Saturation Score
ERS
0.46
Evidence Reliability Score
MTS
0.46
Metaphor Transfer Score
TDS
0.43
Temporal Decay Score
GDS
0.21
Generational Divide Score
CLL
0.51
Convention Learning Load
NTR
0.78
Neurocognitive Transfer Risk
SPS
0.48
Symbol Persistence Score
OBS
0.43
Obsolescence Signal
CTS
0.00
Cohort Transfer Slope
[ RECOMMENDED NEXT ACTIONS ]
What Improves This Pictogram.
Action
Conduct targeted user testing including neurodivergent participants to assess and improve object-to-action transfer and neurocognitive accessibility.
Action
Maintain visible text labels or tooltips alongside the icon in interfaces until semantic transparency and functional clarity are empirically confirmed.
Action
Enhance contextual cues such as placement and labeling to reduce user confusion with neighboring interface actions, especially given the moderate context independence score.
Action
Consider iterative design refinements to improve cultural recognition and functional association, aiming to reduce semantic obsolescence and convention learning load.
Action
Monitor evolving cultural and temporal trends to ensure the icon remains relevant and comprehensible across diverse user cohorts and over time.
[ Private testing / Admin invite ]
Request an invite for pictogram clarity screening.
Access stays invite-only during private testing.
Requests feed the admin invite queue.
Useful context helps select early pilots.