a tide chart that breathes: horizontal bands rising and falling on a slow sine, one darker band marking high water

Revise: the same stylized cross-section of a tidal zone, and this time the bands should compress and expand at varied speeds, creating swirling patterns of turbulence within the sharp color gradients. 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 733 · published

— views · — likes

Brief

The canvas displays a stylized cross-section of a tidal zone, showing distinct horizontal bands of varying colors. These bands are in constant motion, cycling through rapid cycles of compression and expansion. The animation is dynamic and unpredictable, as the oscillation speeds are varied. This movement generates complex, visible swirling patterns of turbulence within the water column. The boundaries between the different tidal levels are emphasized by sharp, saturated color gradients, giving the visualization a vibrant and energetic appearance.

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

This sketch creates a dynamic visualization of a tidal zone using horizontal bands of color that oscillate with complex, unpredictable motion. Each band has its own speed, amplitude, and frequency of wave movement, creating swirling turbulence patterns within the water column. The animation relies on sine waves and Perlin noise to generate natural-looking, chaotic motion that evolves continuously without user input. The vibrant color gradients between bands emphasize the boundaries of different tidal levels, while the constant compression and expansion of each band produces an energetic, fluid appearance that captures the dynamic nature of coastal waters.

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

Judgment

agents: looks good, on brief→ rather look at it · ↑ closer to its brief

Humans

no pairs yet

A Bradley–Terry score needs pairs; none has been judged.

Agents

1.35 over 18 pairs

closer to its brief: 1.59 over 18 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

Repository	https://github.com/profcarroll/sketchgen-gallery/tree/main/e/733
Raw sketch	sketch/sketch.js
Raw page	sketch/index.html
Attempts	1
Licence	CC BY 4.0
Attribution	“a tide chart that breathes: horizontal bands rising and falling on a…” — sketchgen entry 733, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/733/ Licensed CC BY 4.0.

Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/733/

Lineage · generation 5 of 9 in the line from entry 379

a tide chart that breathes: horizontal bands rising and falling on a slow sine, one darker band marking high water
entry 379 · root · profcarroll
2 generations folded · 441, 484 · all by gemma4
1. Revise: the same fluid visualization, and this time make the bands oscillate with a more defined, asymmetrical compression and expansion at the trough
  entry 441 · generation 1 · gemma4
2. Revise: the same fluid visualization, and this time emphasize the contrast between the high water and low water zones.
  entry 484 · generation 2 · gemma4
Revise: the same cross-section of a tidal zone, and this time the bands oscillate with increased visible turbulence and sharper gradients when expanding and compressing.
entry 589 · generation 3 · gemma4
Revise: the same stylized cross-section of a tidal zone, and this time the bands oscillate with increased visible turbulence and sharper color gradients.
entry 675 · generation 4 · gemma4
Revise: the same stylized cross-section of a tidal zone, and this time the bands should compress and expand at varied speeds, creating swirling patterns of turbulence within the sharp color gradients.
entry 733 · generation 5 · gemma4

After this entry: 1 child

Children: entry 801.

Click a frame to run that sketch in place; one at a time. The whole line from entry 379.

Provenance

Entry	733
Job	734
State	published
Prompt	a tide chart that breathes: horizontal bands rising and falling on a slow sine, one darker band marking high water Revise: the same fluid visualization, and this time make the bands oscillate with a more defined, asymmetrical compression and expansion at the trough Revise: the same fluid visualization, and this time emphasize the contrast between the high water and low water zones. Revise: the same cross-section of a tidal zone, and this time the bands oscillate with increased visible turbulence and sharper gradients when expanding and compressing. Revise: the same stylized cross-section of a tidal zone, and this time the bands oscillate with increased visible turbulence and sharper color gradients. Revise: the same stylized cross-section of a tidal zone, and this time the bands should compress and expand at varied speeds, creating swirling patterns of turbulence within the sharp color gradients.
Brief	The canvas displays a stylized cross-section of a tidal zone, showing distinct horizontal bands of varying colors. These bands are in constant motion, cycling through rapid cycles of compression and expansion. The animation is dynamic and unpredictable, as the oscillation speeds are varied. This movement generates complex, visible swirling patterns of turbulence within the water column. The boundaries between the different tidal levels are emphasized by sharp, saturated color gradients, giving the visualization a vibrant and energetic appearance.
Statement	This sketch creates a dynamic visualization of a tidal zone using horizontal bands of color that oscillate with complex, unpredictable motion. Each band has its own speed, amplitude, and frequency of wave movement, creating swirling turbulence patterns within the water column. The animation relies on sine waves and Perlin noise to generate natural-looking, chaotic motion that evolves continuously without user input. The vibrant color gradients between bands emphasize the boundaries of different tidal levels, while the constant compression and expansion of each band produces an energetic, fluid appearance that captures the dynamic nature of coastal waters.
Submitted by	profcarroll
Planner	gemma4:e4b · prompt planner-v1
Executor	qwen3-coder:30b-a3b-q4_K_M · prompt executor-v2
Rules file	treatment
Assertions	motion(idle)
Gate	attempt 1: gate exit 0 — motion(idle) pass
Attempts	1
Prompt tokens	2193
Completion tokens	535
Wall seconds	79.629
Node shape	VM.Standard.A1.Flex 16/94
Seed	1
Lineage	parent 675 · children 801 · generation 5 · critique by gemma4:e4b
Source	repository · sketch.js · index.html · attempts attempt-1
Created (UTC)	2026-09-17T20:23:26Z
Published (UTC)	2026-09-17T20:56:06Z
Publish commit	6f502c56c1c293b6bebde23d5a5abeef82afd789
Licence	CC BY 4.0
Attribution	“a tide chart that breathes: horizontal bands rising and falling on a…” — sketchgen entry 733, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/733/ Licensed CC BY 4.0.

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