[ PICTOGRAM CASE HISTORY ]

Material Symbols Ev Station Icon (Outlined). Needs intervention.

Visible referent: ev station. Intended message: The icon must communicate Ev Station in a digital interface.. The report separates observed asset evidence, submitted context, and public evidence signals.

0.60

PCS

0.45

CLL

0.62

NTR

[ FEATURED PICTOGRAM ]

Pictogram contrast preview
Paper
Ink

pictoclarity / material-symbols-ev-station-outlined

Output - Material Symbols Ev Station Icon (Outlined)

Assessing the communicative effectiveness of the Ev Station icon

This reviewed catalog report estimates clarity for Ev Station in default interface contexts. Scores are screening estimates and do not replace user testing.

Mobile appWeb appDesktop app

0.60

PCS

PictoClarity Score

0.45

CLL

Convention Learning Load

0.62

NTR

Neurocognitive Transfer Risk

Read Evidence

[ 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 Ev Station icon in the outlined style.

02

Primary Finding

Primary referent: ev station.

03

Metric Reading

Implied function: The icon must communicate Ev Station in a digital interface..

04

Public Recommendation

Conduct user testing focusing on object-to-action transfer, especially including neurodivergent participants, to ensure the icon's meaning is clear and accessible.

[ EVIDENCE SCREENING ]

What The Estimate Surfaces.

Semantic Transparency Score

Input

Expected

Estimated

0.51

Confusion Risk Index

Input

Possible

Estimated

0.64

Readability Test Score

Input

Visual

Estimated

0.75

PictoClarity Score

Input

Estimated

Estimated

0.60

Needs intervention 0.60

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

0.23

Balance

0.70

Perceptual

0.75

Semantic

0.51

Functional

0.57

Cultural

0.30

Temporal

0.56

Neurocognitive

0.44

Context Independence

0.55

Collective Resonance

0.24

Weakest Axis

Collective Resonance

How strongly public evidence supports shared recognition and persistence.

Strongest Axis

Perceptual Convergence

How strongly visual form survives size, blur, contrast, and detail loss.

Convergent meaning profile
AxisScoreDescription
Perceptual Convergence0.75How strongly visual form survives size, blur, contrast, and detail loss.
Semantic Convergence0.51How strongly extracted meaning converges on one interpretation.
Functional Convergence0.57How strongly the symbol maps to the intended function.
Cultural Convergence0.30How strongly recognition holds across cultural evidence and assumptions.
Temporal Convergence0.56How strongly meaning persists over time without semantic decay.
Neurocognitive Convergence0.44How strongly the symbol follows AAC pictogram reading: transparent referent, concrete action, low convention load, and support.
Context Independence0.55How strongly meaning survives without external labels or placement cues.
Collective Resonance0.24How strongly public evidence supports shared recognition and persistence.

Evidence Notes.

8 Findings Published

Evidence

Primary referent: ev station.

Evidence

Implied function: The icon must communicate Ev Station in a digital interface..

Evidence

Metaphor type: functional.

Evidence

The icon effectively represents an electric vehicle (EV) charging station with clear visual elements such as an electric car silhouette, charging plug nozzle, and electric bolt symbol, supporting its functional metaphor.

Evidence

Visual quality is strong with high perceptual convergence (0.75), indicating good resilience to size, blur, and contrast loss, and overall visual score of 0.77.

Evidence

Semantic and functional convergence scores (0.51 and 0.57 respectively) show moderate clarity in meaning and function mapping, but there is room for improvement in unambiguous interpretation.

Evidence

Cultural convergence is low (0.30) with limited public evidence and recognition, indicating that the symbol may not be widely or consistently understood across diverse user groups.

Evidence

Temporal convergence (0.56) suggests moderate persistence of meaning over time, with some risk 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

Public evidence trend
Evidence yearSemantic TransparencyCultural Evidence
19960.660.74
19970.680.74
19980.660.74
19990.640.74
20000.610.75
20010.660.74
20020.650.75
20030.630.75
20040.620.75
20050.630.75
20060.660.75
20070.660.75
20080.640.75
20090.680.75
20100.720.75
20110.730.75
20120.720.75
20130.740.75
20140.750.75
20150.740.75
20160.750.76
20170.750.76
20180.750.76
20190.770.76
20200.770.75
20210.780.75
20220.780.75
20230.280.24
20240.280.24
20250.280.24
20260.280.24
Cohort transfer is inactive for this published report. The chart above uses evidence-year or metric data instead.

asset source

Material Symbols ev_station 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 source

historical evidence

Google Books Ngram annual buckets: electric vehicle charging station

Google Books Ngram / 1996-2026

Annual extraction returned 6043397 records across 26 active years.

Open source

historical evidence

Google Books Ngram annual buckets: electric vehicle charging

Google Books Ngram / 1996-2026

Annual extraction returned 5749159 records across 27 active years.

Open source

historical evidence

Google Books Ngram annual buckets: vehicle charging station

Google Books Ngram / 1996-2026

Annual extraction returned 6002302 records across 27 active years.

Open source

historical evidence

Google Books Ngram annual buckets: electric car charging

Google Books Ngram / 1996-2026

Annual extraction returned 7388820 records across 26 active years.

Open source

historical evidence

Google Books Ngram annual buckets: ev station

Google Books Ngram / 1996-2026

Annual extraction returned 0 records across 0 active years.

Open source

historical evidence

Google Books Ngram annual buckets: symbolic

Google Books Ngram / 1996-2026

Annual extraction returned 20696972 records across 27 active years.

Open source

[ TECHNICAL SCORECARD ]

The Metrics Behind The Case.

PCS

0.60

PictoClarity Score

STS

0.51

Semantic Transparency Score

CRI

0.64

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

0.39

Referent Recognition Score

FAS

0.57

Functional Association Score

SOS

0.12

Semantic Obsolescence Score

CSS

0.01

Cultural Saturation Score

ERS

0.09

Evidence Reliability Score

MTS

0.28

Metaphor Transfer Score

TDS

0.18

Temporal Decay Score

GDS

0.17

Generational Divide Score

CLL

0.45

Convention Learning Load

NTR

0.62

Neurocognitive Transfer Risk

SPS

0.31

Symbol Persistence Score

OBS

0.19

Obsolescence Signal

CTS

0.00

Cohort Transfer Slope

[ RECOMMENDED NEXT ACTIONS ]

What Improves This Pictogram.

Action

Conduct user testing focusing on object-to-action transfer, especially including neurodivergent participants, to ensure the icon's meaning is clear and accessible.

Action

Maintain visible text labels or tooltips alongside the icon in interfaces until semantic transparency and user comprehension are validated.

Action

Improve contextual cues such as placement and labeling in the interface to reduce confusion with similar icons like gasoline fuel pumps or battery charging symbols.

Action

Consider iterative design refinements to enhance cultural recognition and reduce reliance on learned conventions, aiming to increase cultural convergence and collective resonance.

Action

Monitor evolving cultural and technological trends related to electric vehicle infrastructure to ensure the icon remains relevant and comprehensible 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.