Sample

Scalabrio32

Human rating uses the original dataset scale.

DatasetScalabrino
Human4.33
Lines21

Scores

MethodScoreScaleDataset rank
(0–100)
Posnett0.0910–1; higher is more readable
85.9Δ 2.0
Scalabrino0.8580–1; higher is more readable
89.9Δ 2.0
Dorn0.5260–1; higher is more readable
60.8Δ 27.1
Mi0.3540–1; higher is more readable
63.3Δ 24.6
LLOC6Logical lines; fewer is more readable
86.9Δ 1.0
DeepSeek V4 Pro170–20; mean of three runs
90.2Δ 2.3
GPT-6.1 Sol180–20; mean of three runs
83.7Δ 4.3
BTTF0.6480–1; higher is more readable
82.9Δ 5.0
Human4.331–5; original rating
87.9

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Source regions

Feature contributions

Feature contributions

FeatureValueContribution
(log-odds)
Halstead volumeHow much symbolic information the code contains. It combines the total number of operators and values with the number of distinct ones.381.56−12.591
Source linesThe number of non-empty source lines.21+8.4
Byte entropyHow varied the bytes in the source text are. Repeated bytes give a lower value; a more even mixture gives a higher value.4.655−6.983

Intercept 8.87 + feature contributions = -2.304 (log-odds).
Score = sigmoid(-2.304) = 0.091.

Score0.858

Feature contributions

FeatureValueContribution
(log-odds)
Identifier layout (horizontal)How rapidly the visual pattern of identifier characters changes from left to right. It measures spatial frequency, not the meaning of the names.120.952−1.458
Comment layout (horizontal)How rapidly the visual pattern of comment characters changes from left to right.121+1.148
Indentation frequencyHow rapidly indentation changes from line to line.1−0.703
Operator visual areaThe share of the code’s visual area occupied by operators such as +, =, and *.0.047+0.489
Number layout frequencyHow rapidly the number of numeric values per line changes through the code.1+0.398
Comment layout frequencyHow frequently the layout switches between lines containing only comments or whitespace and lines containing code.21+0.293
Identifier layout (vertical)How rapidly the visual pattern of identifier characters changes from top to bottom.19.82−0.133

Intercept 0.07 + feature contributions = 0.104 (log-odds).
Score = sigmoid(0.104) = 0.526.

Score0.354
Score6
Run 1

The code is well-structured with a clear single purpose: returning a PropertyAccessor based on entity mode. The Javadoc explains parameters and exceptions. The if-else chain is flat and easy to follow, with three logical branches (null/POJO, MAP, unknown). Each branch performs one action, improving granularity. No deep nesting or tangled logic. Variable/parameter names are descriptive. The TODO comment flags temporary design, which helps future maintainers. Minor deductions: the 'MappingException' message could be more specific, and the initial null check on 'mode' could be slightly clearer if separated. Overall, readable and concise.

Run 2

The code is highly readable with clear logical organization and flat structure. The intent is immediately apparent: retrieve a PropertyAccessor based on entity mode. Nesting is minimal (single-level if/else-if/else), and the reading flow is natural. Action granularity is appropriate—each branch performs one action. Although Javadoc is somewhat verbose and the TODO comment adds a minor distraction, the method remains concise and well-structured. The null-handling for mode and meaningful exception message further enhance clarity.

Run 3

The code is generally readable with clear logic and good Javadoc documentation. It has a flat structure with minimal nesting and each action is on its own line. However, there are minor indentation inconsistencies and the TODO comment references an unresolved design concern.

Run 1

Code Structure: A logically organized conditional selects the appropriate accessor or throws an exception. Nesting: Shallow branching keeps the method easy to follow. Clarity of intent: Descriptive method names and Javadoc explain its purpose, although treating null as POJO is implicit and the TODO references Property rather than AttributeBinding. Code length: Concise overall, with slightly redundant else blocks after return statements. Action granularity: Each statement performs one clear action. Reading flow: The POJO-to-MAP-to-error sequence is natural, but inconsistent indentation and spacing mildly reduce readability.

Run 2

Code Structure: A logically organized method separates accessor selection into clear branches. Nesting: Shallow conditional nesting keeps the logic easy to follow. Clarity of intent: Descriptive method names and documentation explain the purpose, though the outdated TODO referencing Property rather than AttributeBinding adds minor confusion. Code length: Concise, with no unnecessary implementation complexity; else blocks after returns could be omitted. Action granularity: Each statement performs one action, although the first condition combines two related cases. Reading flow: The sequence from default/POJO handling to MAP handling and unsupported-mode failure is natural. Inconsistent indentation and spacing slightly reduce readability.

Run 3

Code Structure: A logically organized method selects an accessor by entity mode and rejects unsupported modes. Nesting: A single, shallow if/else chain is easy to follow. Clarity of intent: Descriptive method names and Javadoc explain the purpose, though the outdated TODO references Property rather than AttributeBinding. Code length: Concise overall, with slightly unnecessary else blocks after returning branches. Action granularity: Each statement performs one clear action. Reading flow: Conditions progress naturally from POJO/default mode to MAP mode and then error handling; inconsistent indentation and spacing slightly detract from readability.