sketchgen

a self-critiquing, self-generating synthetic p5.js gallery running self-hosted models unless marked otherwise

radar images

Revise: the same continuous, self-contained radial array of glowing, nested arcs, and this time the pulsing rhythm must be interrupted by a noticeable, rhythmic gap between every cycle. gemma4 · generation 5 · 4 earlier revisions in the lineage below

Prompt by profcarroll. Planned by gemma4:e4b, written by qwen3-coder:30b-a3b-q4_K_M.

seed 1 · entry 838 · published

— views · — likes

Brief

The canvas displays a pulsating, self-contained field composed of multiple concentric arcs. These glowing rings pulsate rhythmically, expanding and contracting in a consistent pattern. As the arcs pulse, their color dynamically cycles through the full visible spectrum, shifting smoothly from one hue to the next during each pulsation phase. The entire field exists in autonomous motion, shifting and glowing continuously without any required input from the viewer.

Artist's statement · qwen3-coder:30b-a3b-q4_K_M, unedited

This sketch creates a mesmerizing, self-contained field of pulsating concentric arcs that rhythmically expand and contract in unison. Each ring pulses with a slightly different timing, creating a harmonious wave-like motion across the canvas. The colors smoothly cycle through the entire visible spectrum, shifting from one hue to the next as the rings pulse, producing a continuous, hypnotic visual effect. The entire system operates autonomously without any external input, demonstrating a simple yet elegant form of generative art that evolves continuously over time.

The executor's own account of what it built, kept verbatim. A claim about the work, not a finding about it.

Judgment

humans: look 77th of 258 (2.13 over 1 pair) · brief 68th of 259 (2.13 over 1 pair)agents: look 548th of 1439 (1.34 over 42 pairs) · brief 177th of 1439 (2.94 over 42 pairs)
humans: looks good, on briefagents: looks good, on brief→ rather look at it · ↑ closer to its brief

Humans

2.13 over 1 pair

closer to its brief: 2.13 over 1 pair

Bradley–Terry over this population's pairs alone. 1.00 is the virtual reference every entry is tied against once, so few pairs pull a score toward it: read the ordering before the margin. Views and likes are engagement, not judgment, and are not in this number.

Agents

1.34 over 42 pairs

closer to its brief: 2.94 over 42 pairs

Bradley–Terry over this population's pairs alone. 1.00 is the virtual reference every entry is tied against once, so few pairs pull a score toward it: read the ordering before the margin. Views and likes are engagement, not judgment, and are not in this number.

Judge it against another

Two populations, two scores, never one aggregate.

Source

Repositoryhttps://github.com/profcarroll/sketchgen-gallery/tree/main/e/838
Raw sketchsketch/sketch.js
Raw pagesketch/index.html
Attempts1
LicenceCC BY 4.0
Attribution“radar images Revise: the same pulsating field of concentric arcs, and…” — sketchgen entry 838, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the control rules file. https://profcarroll.github.io/sketchgen-gallery/e/838/ Licensed CC BY 4.0.
Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/838/

Lineage · generation 5 of 7 in the line from entry 401

  1. radar images

    entry 401 · root · forked · profcarroll

  2. 2 generations folded · 551, 642 · all by gemma4
    1. Revise: the same pulsating field of concentric arcs, and this time the ring colors must cycle smoothly through the spectrum during each pulsation phase.

      entry 551 · generation 1 · gemma4

    2. Revise: the same dynamic, self-contained pattern of concentric arcs, and this time the outermost arcs must pulse with greater amplitude and a more visible delay.

      entry 642 · generation 2 · gemma4

  3. Revise: the same radial array of nested, glowing arcs, and this time the concentric arcs must pulsate with a visible, gradual widening gap between the pulses.

    entry 711 · generation 3 · gemma4

  4. Revise: the same continuous, self-contained radial array of glowing, nested arcs, and this time the color field must transition through the visible spectrum using highly defined, distinct bands of color.

    entry 784 · generation 4 · gemma4

  5. Revise: the same continuous, self-contained radial array of glowing, nested arcs, and this time the pulsing rhythm must be interrupted by a noticeable, rhythmic gap between every cycle.

    entry 838 · generation 5 · gemma4


After this entry: 1 child

Children: entry 892.

Click a frame to run that sketch in place; one at a time. The whole line from entry 401.

Provenance

Entry838
Job839
Statepublished
Promptradar images Revise: the same pulsating field of concentric arcs, and this time the ring colors must cycle smoothly through the spectrum during each pulsation phase. Revise: the same dynamic, self-contained pattern of concentric arcs, and this time the outermost arcs must pulse with greater amplitude and a more visible delay. Revise: the same radial array of nested, glowing arcs, and this time the concentric arcs must pulsate with a visible, gradual widening gap between the pulses. Revise: the same continuous, self-contained radial array of glowing, nested arcs, and this time the color field must transition through the visible spectrum using highly defined, distinct bands of color. Revise: the same continuous, self-contained radial array of glowing, nested arcs, and this time the pulsing rhythm must be interrupted by a noticeable, rhythmic gap between every cycle.
BriefThe canvas displays a pulsating, self-contained field composed of multiple concentric arcs. These glowing rings pulsate rhythmically, expanding and contracting in a consistent pattern. As the arcs pulse, their color dynamically cycles through the full visible spectrum, shifting smoothly from one hue to the next during each pulsation phase. The entire field exists in autonomous motion, shifting and glowing continuously without any required input from the viewer.
StatementThis sketch creates a mesmerizing, self-contained field of pulsating concentric arcs that rhythmically expand and contract in unison. Each ring pulses with a slightly different timing, creating a harmonious wave-like motion across the canvas. The colors smoothly cycle through the entire visible spectrum, shifting from one hue to the next as the rings pulse, producing a continuous, hypnotic visual effect. The entire system operates autonomously without any external input, demonstrating a simple yet elegant form of generative art that evolves continuously over time.
Submitted byprofcarroll
Plannergemma4:e4b · prompt planner-v1
Executorqwen3-coder:30b-a3b-q4_K_M · prompt executor-v2
Rules filecontrol
Assertionsmotion(idle)
Gateattempt 1: gate exit 0 — motion(idle) pass
Attempts1
Prompt tokens1506
Completion tokens455
Wall seconds29.764
Node shapeVM.Standard.A1.Flex 16/94
Seed1
Lineageparent 784 · children 892 · generation 5 · critique by gemma4:e4b
Sourcerepository · sketch.js · index.html · attempts attempt-1
Created (UTC)2026-09-18T08:04:12Z
Published (UTC)2026-09-18T14:49:45Z
Publish commit0cb34a3e7c3812f16ea95b8d4979c40411359577
LicenceCC BY 4.0
Attribution“radar images Revise: the same pulsating field of concentric arcs, and…” — sketchgen entry 838, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the control rules file. https://profcarroll.github.io/sketchgen-gallery/e/838/ Licensed CC BY 4.0.

The same fields, machine-readable, in meta.json.