From 2eeed20e040b33c29a3056ccfde749601cdf2ec2 Mon Sep 17 00:00:00 2001 From: "github-actions[bot]" Date: Wed, 10 Jun 2026 01:54:14 +0000 Subject: [PATCH 1/5] feat(ggplot2): implement acf-pacf --- plots/acf-pacf/implementations/r/ggplot2.R | 98 ++++++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 plots/acf-pacf/implementations/r/ggplot2.R diff --git a/plots/acf-pacf/implementations/r/ggplot2.R b/plots/acf-pacf/implementations/r/ggplot2.R new file mode 100644 index 0000000000..39d39c41c8 --- /dev/null +++ b/plots/acf-pacf/implementations/r/ggplot2.R @@ -0,0 +1,98 @@ +#' anyplot.ai +#' acf-pacf: Autocorrelation and Partial Autocorrelation (ACF/PACF) Plot +#' Library: ggplot2 | R 4.x +#' Quality: pending | Created: 2026-06-10 + +library(ggplot2) +library(ragg) + +set.seed(42) + +# Theme tokens — Imprint palette (see prompts/default-style-guide.md) +THEME <- Sys.getenv("ANYPLOT_THEME", "light") +PAGE_BG <- if (THEME == "light") "#FAF8F1" else "#1A1A17" +ELEVATED_BG <- if (THEME == "light") "#FFFDF6" else "#242420" +INK <- if (THEME == "light") "#1A1A17" else "#F0EFE8" +INK_SOFT <- if (THEME == "light") "#4A4A44" else "#B8B7B0" +INK_MUTED <- if (THEME == "light") "#6B6A63" else "#A8A79F" + +IMPRINT_PALETTE <- c( + "#009E73", # 1 — brand green (first series) + "#C475FD", # 2 — lavender + "#4467A3", # 3 — blue + "#BD8233", # 4 — ochre + "#AE3030", # 5 — matte red + "#2ABCCD", # 6 — cyan + "#954477", # 7 — rose + "#99B314" # 8 — lime +) + +# Data: synthetic AR(2) time series (n = 300 observations) +# phi1 = 0.7, phi2 = -0.3 produces geometrically decaying ACF and PACF cutoff at lag 2 +ts_data <- arima.sim(model = list(ar = c(0.7, -0.3)), n = 300, sd = 0.5) +n_obs <- length(ts_data) +n_lags <- 36 +ci <- 1.96 / sqrt(n_obs) + +# Compute ACF (lags 0–36) and PACF (lags 1–36) +acf_out <- acf(ts_data, lag.max = n_lags, plot = FALSE) +pacf_out <- pacf(ts_data, lag.max = n_lags, plot = FALSE) + +acf_df <- data.frame( + lag = 0:n_lags, + corr = as.numeric(acf_out$acf), + type = "ACF" +) +pacf_df <- data.frame( + lag = 1:n_lags, + corr = as.numeric(pacf_out$acf), + type = "PACF" +) +df <- rbind(acf_df, pacf_df) +df$type <- factor(df$type, levels = c("ACF", "PACF")) + +plot_title <- "acf-pacf · r · ggplot2 · anyplot.ai" + +# Plot +p <- ggplot(df, aes(x = lag, y = corr)) + + geom_hline(yintercept = 0, color = INK_SOFT, linewidth = 0.4) + + geom_hline(yintercept = ci, color = INK_MUTED, linetype = "dashed", linewidth = 0.5) + + geom_hline(yintercept = -ci, color = INK_MUTED, linetype = "dashed", linewidth = 0.5) + + geom_segment( + aes(xend = lag, yend = 0), + color = IMPRINT_PALETTE[1], + linewidth = 0.8 + ) + + facet_wrap(~ type, ncol = 1, scales = "free_y") + + scale_x_continuous(breaks = seq(0, n_lags, by = 5)) + + labs( + x = "Lag", + y = "Autocorrelation", + title = plot_title + ) + + theme_minimal(base_size = 8) + + theme( + plot.background = element_rect(fill = PAGE_BG, color = PAGE_BG), + panel.background = element_rect(fill = PAGE_BG, color = NA), + panel.grid.major = element_line(color = INK_SOFT, linewidth = 0.2), + panel.grid.minor = element_blank(), + panel.border = element_rect(color = INK_SOFT, fill = NA, linewidth = 0.3), + axis.title = element_text(color = INK, size = 10), + axis.text = element_text(color = INK_SOFT, size = 8), + plot.title = element_text(color = INK, size = 12, + margin = margin(b = 8)), + strip.text = element_text(color = INK, size = 10, face = "bold"), + strip.background = element_rect(fill = ELEVATED_BG, color = INK_SOFT), + plot.margin = margin(t = 12, r = 12, b = 12, l = 12) + ) + +# Save +ggsave( + filename = sprintf("plot-%s.png", THEME), + plot = p, + device = ragg::agg_png, + width = 8, + height = 4.5, + units = "in", + dpi = 400 +) From 3cc3ffe2dd1c5543e49ec79b02fe4c3408ca4a32 Mon Sep 17 00:00:00 2001 From: "github-actions[bot]" Date: Wed, 10 Jun 2026 01:54:25 +0000 Subject: [PATCH 2/5] chore(ggplot2): add metadata for acf-pacf --- plots/acf-pacf/metadata/r/ggplot2.yaml | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 plots/acf-pacf/metadata/r/ggplot2.yaml diff --git a/plots/acf-pacf/metadata/r/ggplot2.yaml b/plots/acf-pacf/metadata/r/ggplot2.yaml new file mode 100644 index 0000000000..db7b1f5ce3 --- /dev/null +++ b/plots/acf-pacf/metadata/r/ggplot2.yaml @@ -0,0 +1,21 @@ +# Per-library metadata for ggplot2 implementation of acf-pacf +# Auto-generated by impl-generate.yml + +library: ggplot2 +language: r +specification_id: acf-pacf +created: '2026-06-10T01:54:24Z' +updated: '2026-06-10T01:54:24Z' +generated_by: claude-sonnet +workflow_run: 27247629569 +issue: 4663 +language_version: 4.4.1 +library_version: 3.5.1 +preview_url_light: https://storage.googleapis.com/anyplot-images/plots/acf-pacf/r/ggplot2/plot-light.png +preview_url_dark: https://storage.googleapis.com/anyplot-images/plots/acf-pacf/r/ggplot2/plot-dark.png +preview_html_light: null +preview_html_dark: null +quality_score: null +review: + strengths: [] + weaknesses: [] From ab57c6c95c2d8a027910eb0101deb32e8819313a Mon Sep 17 00:00:00 2001 From: "github-actions[bot]" Date: Wed, 10 Jun 2026 01:59:52 +0000 Subject: [PATCH 3/5] chore(ggplot2): update quality score 85 and review feedback for acf-pacf --- plots/acf-pacf/implementations/r/ggplot2.R | 4 +- plots/acf-pacf/metadata/r/ggplot2.yaml | 231 ++++++++++++++++++++- 2 files changed, 226 insertions(+), 9 deletions(-) diff --git a/plots/acf-pacf/implementations/r/ggplot2.R b/plots/acf-pacf/implementations/r/ggplot2.R index 39d39c41c8..2d0fd3eca2 100644 --- a/plots/acf-pacf/implementations/r/ggplot2.R +++ b/plots/acf-pacf/implementations/r/ggplot2.R @@ -1,7 +1,7 @@ #' anyplot.ai #' acf-pacf: Autocorrelation and Partial Autocorrelation (ACF/PACF) Plot -#' Library: ggplot2 | R 4.x -#' Quality: pending | Created: 2026-06-10 +#' Library: ggplot2 3.5.1 | R 4.4.1 +#' Quality: 85/100 | Created: 2026-06-10 library(ggplot2) library(ragg) diff --git a/plots/acf-pacf/metadata/r/ggplot2.yaml b/plots/acf-pacf/metadata/r/ggplot2.yaml index db7b1f5ce3..684cf7ca3f 100644 --- a/plots/acf-pacf/metadata/r/ggplot2.yaml +++ b/plots/acf-pacf/metadata/r/ggplot2.yaml @@ -1,11 +1,8 @@ -# Per-library metadata for ggplot2 implementation of acf-pacf -# Auto-generated by impl-generate.yml - library: ggplot2 language: r specification_id: acf-pacf created: '2026-06-10T01:54:24Z' -updated: '2026-06-10T01:54:24Z' +updated: '2026-06-10T01:59:51Z' generated_by: claude-sonnet workflow_run: 27247629569 issue: 4663 @@ -15,7 +12,227 @@ preview_url_light: https://storage.googleapis.com/anyplot-images/plots/acf-pacf/ preview_url_dark: https://storage.googleapis.com/anyplot-images/plots/acf-pacf/r/ggplot2/plot-dark.png preview_html_light: null preview_html_dark: null -quality_score: null +quality_score: 85 review: - strengths: [] - weaknesses: [] + strengths: + - 'Excellent data choice: AR(2) with phi=(0.7, -0.3) produces the canonical textbook + ACF/PACF pattern — geometric decay in ACF, sharp cutoff at lag 2 in PACF — making + the plot genuinely instructive' + - 'Full spec compliance: all required features (stems, CI bands, lag 0 in ACF, PACF + from lag 1) correctly implemented' + - 'Theme adaptation is flawless: all chrome tokens correctly flip; data colors identical + across both renders' + - 'Clean tidy-data approach: combined data frame with type factor drives faceting + elegantly' + - 'Perfect code quality: flat script, seeded for reproducibility, no unused imports' + weaknesses: + - Stem linewidth (0.8) is slightly thin for near-zero correlations at mobile scale; + increasing to 1.0-1.2 would improve visibility of small-but-significant stems + - 'Design Excellence is functional but minimal: no annotation to highlight the significant + lags, no color differentiation for stems above/below the confidence band' + - All four panel borders are shown (panel.border keeps all sides); removing top + and right borders per style-guide default would improve minimalism + image_description: |- + Light render (plot-light.png): + Background: Warm off-white #FAF8F1 — correct, not pure white + Chrome: Title "acf-pacf · r · ggplot2 · anyplot.ai" in dark ink, clearly visible. Axis labels "Autocorrelation" (y, shared) and "Lag" (x) in dark ink size 10. Tick labels in INK_SOFT (#4A4A44) size 8, readable. Facet strip labels ACF/PACF in bold INK, highly visible on elevated background. + Data: Brand green #009E73 stems throughout. Lag 0 ACF reaches 1.0 prominently; lags 1-2 show ~0.48 values. PACF shows cutoff at lag 2. Dashed CI lines in INK_MUTED (#6B6A63). First series is #009E73 confirmed. + Legibility verdict: PASS — all text readable, no light-on-light issues + + Dark render (plot-dark.png): + Background: Warm near-black #1A1A17 — correct, not pure black + Chrome: Title in light INK (#F0EFE8), clearly visible. Axis labels and tick labels in INK_SOFT (#B8B7B0) — light gray on dark background, readable. Facet strip labels ACF/PACF in bold light text on elevated #242420 background. No dark-on-dark failures observed. + Data: Brand green #009E73 stems — identical color to light render confirmed. CI dashes appear in lighter muted tone, clearly visible against dark background. + Legibility verdict: PASS — all text readable, no dark-on-dark issues + criteria_checklist: + visual_quality: + score: 28 + max: 30 + items: + - id: VQ-01 + name: Text Legibility + score: 7 + max: 8 + passed: true + comment: All text readable in both themes; stems thin at mobile scale but + text itself fully legible + - id: VQ-02 + name: No Overlap + score: 6 + max: 6 + passed: true + comment: No text or data overlap + - id: VQ-03 + name: Element Visibility + score: 5 + max: 6 + passed: true + comment: Main signal lags 0-2 very prominent; near-zero stems at higher lags + visible at full res but thin (linewidth=0.8) + - id: VQ-04 + name: Color Accessibility + score: 2 + max: 2 + passed: true + comment: Single series brand green; CVD-safe + - id: VQ-05 + name: Layout & Canvas + score: 4 + max: 4 + passed: true + comment: 3200x1800 confirmed; two panels well proportioned; no overflow or + clipping + - id: VQ-06 + name: Axis Labels & Title + score: 2 + max: 2 + passed: true + comment: Title correct; shared y-label Autocorrelation appropriate for faceted + layout; x-label Lag correct + - id: VQ-07 + name: Palette Compliance + score: 2 + max: 2 + passed: true + comment: 'Data color #009E73; backgrounds #FAF8F1/#1A1A17; all chrome tokens + theme-adaptive' + design_excellence: + score: 10 + max: 20 + items: + - id: DE-01 + name: Aesthetic Sophistication + score: 4 + max: 8 + passed: true + comment: Correct palette and theme tokens; professional but no exceptional + design choices beyond defaults + - id: DE-02 + name: Visual Refinement + score: 3 + max: 6 + passed: true + comment: Minor grid blank, subtle 0.2 linewidth grid, elevated strip backgrounds; + four-sided panel border slightly against minimal-chrome guideline + - id: DE-03 + name: Data Storytelling + score: 3 + max: 6 + passed: true + comment: AR(2) data choice produces canonical textbook pattern instructive + for ARIMA model identification + spec_compliance: + score: 15 + max: 15 + items: + - id: SC-01 + name: Plot Type + score: 5 + max: 5 + passed: true + comment: Correct ACF/PACF stem plot via geom_segment and facet_wrap + - id: SC-02 + name: Required Features + score: 4 + max: 4 + passed: true + comment: Two stacked panels, stem lines from zero, 95% CI dashed lines, lag + 0 in ACF, PACF from lag 1 + - id: SC-03 + name: Data Mapping + score: 3 + max: 3 + passed: true + comment: 'X: lags 0-36; Y: correlations with free scales; ACF top PACF bottom' + - id: SC-04 + name: Title & Legend + score: 3 + max: 3 + passed: true + comment: Title acf-pacf · r · ggplot2 · anyplot.ai; no legend needed for single + series + data_quality: + score: 15 + max: 15 + items: + - id: DQ-01 + name: Feature Coverage + score: 6 + max: 6 + passed: true + comment: Both ACF and PACF; lag 0; CI bands; classic AR(2) structure visible + - id: DQ-02 + name: Realistic Context + score: 5 + max: 5 + passed: true + comment: AR(2) phi=(0.7,-0.3), n=300 — realistic parameters, appropriate size, + domain-neutral + - id: DQ-03 + name: Appropriate Scale + score: 4 + max: 4 + passed: true + comment: 36 lags (within 30-40 target); y-axis ranges correctly per panel + code_quality: + score: 10 + max: 10 + items: + - id: CQ-01 + name: KISS Structure + score: 3 + max: 3 + passed: true + comment: Flat script, no functions or classes + - id: CQ-02 + name: Reproducibility + score: 2 + max: 2 + passed: true + comment: set.seed(42); arima.sim deterministic + - id: CQ-03 + name: Clean Imports + score: 2 + max: 2 + passed: true + comment: ggplot2 and ragg only; both used + - id: CQ-04 + name: Code Elegance + score: 2 + max: 2 + passed: true + comment: Clean rbind pattern; factor ordering for facets; no fake UI + - id: CQ-05 + name: Output & API + score: 1 + max: 1 + passed: true + comment: sprintf plot-%s.png with THEME; ragg::agg_png device + library_mastery: + score: 7 + max: 10 + items: + - id: LM-01 + name: Idiomatic Usage + score: 4 + max: 5 + passed: true + comment: facet_wrap with free y-scales; geom_segment for stems; geom_hline + for references; tidy long-form data; scale_x_continuous for tick control + - id: LM-02 + name: Distinctive Features + score: 3 + max: 5 + passed: true + comment: ggplot2-distinctive faceting with styled strip backgrounds (elevated + token); tidy grammar pattern via rbind into long data frame with type factor + verdict: APPROVED +impl_tags: + dependencies: [] + techniques: + - faceting + patterns: + - data-generation + dataprep: + - time-series + styling: [] From bc04563c93ae0480642f25228367a735ff5331b4 Mon Sep 17 00:00:00 2001 From: "claude[bot]" <41898282+claude[bot]@users.noreply.github.com> Date: Wed, 10 Jun 2026 02:06:37 +0000 Subject: [PATCH 4/5] fix(ggplot2): address review feedback for acf-pacf Attempt 1/3 - fixes based on AI review --- plots/acf-pacf/implementations/r/ggplot2.R | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/plots/acf-pacf/implementations/r/ggplot2.R b/plots/acf-pacf/implementations/r/ggplot2.R index 2d0fd3eca2..eeb00b8d5d 100644 --- a/plots/acf-pacf/implementations/r/ggplot2.R +++ b/plots/acf-pacf/implementations/r/ggplot2.R @@ -50,6 +50,7 @@ pacf_df <- data.frame( ) df <- rbind(acf_df, pacf_df) df$type <- factor(df$type, levels = c("ACF", "PACF")) +df$significant <- abs(df$corr) > ci plot_title <- "acf-pacf · r · ggplot2 · anyplot.ai" @@ -59,9 +60,12 @@ p <- ggplot(df, aes(x = lag, y = corr)) + geom_hline(yintercept = ci, color = INK_MUTED, linetype = "dashed", linewidth = 0.5) + geom_hline(yintercept = -ci, color = INK_MUTED, linetype = "dashed", linewidth = 0.5) + geom_segment( - aes(xend = lag, yend = 0), - color = IMPRINT_PALETTE[1], - linewidth = 0.8 + aes(xend = lag, yend = 0, color = significant), + linewidth = 1.2 + ) + + scale_color_manual( + values = c("TRUE" = IMPRINT_PALETTE[1], "FALSE" = INK_MUTED), + guide = "none" ) + facet_wrap(~ type, ncol = 1, scales = "free_y") + scale_x_continuous(breaks = seq(0, n_lags, by = 5)) + @@ -76,7 +80,9 @@ p <- ggplot(df, aes(x = lag, y = corr)) + panel.background = element_rect(fill = PAGE_BG, color = NA), panel.grid.major = element_line(color = INK_SOFT, linewidth = 0.2), panel.grid.minor = element_blank(), - panel.border = element_rect(color = INK_SOFT, fill = NA, linewidth = 0.3), + panel.border = element_blank(), + axis.line.x.bottom = element_line(color = INK_SOFT, linewidth = 0.4), + axis.line.y.left = element_line(color = INK_SOFT, linewidth = 0.4), axis.title = element_text(color = INK, size = 10), axis.text = element_text(color = INK_SOFT, size = 8), plot.title = element_text(color = INK, size = 12, From bcb330c16de6544e075b25c615757249fbce2b1d Mon Sep 17 00:00:00 2001 From: "github-actions[bot]" Date: Wed, 10 Jun 2026 02:11:50 +0000 Subject: [PATCH 5/5] chore(ggplot2): update quality score 88 and review feedback for acf-pacf --- plots/acf-pacf/implementations/r/ggplot2.R | 2 +- plots/acf-pacf/metadata/r/ggplot2.yaml | 158 +++++++++++---------- 2 files changed, 87 insertions(+), 73 deletions(-) diff --git a/plots/acf-pacf/implementations/r/ggplot2.R b/plots/acf-pacf/implementations/r/ggplot2.R index eeb00b8d5d..922b429d9b 100644 --- a/plots/acf-pacf/implementations/r/ggplot2.R +++ b/plots/acf-pacf/implementations/r/ggplot2.R @@ -1,7 +1,7 @@ #' anyplot.ai #' acf-pacf: Autocorrelation and Partial Autocorrelation (ACF/PACF) Plot #' Library: ggplot2 3.5.1 | R 4.4.1 -#' Quality: 85/100 | Created: 2026-06-10 +#' Quality: 88/100 | Created: 2026-06-10 library(ggplot2) library(ragg) diff --git a/plots/acf-pacf/metadata/r/ggplot2.yaml b/plots/acf-pacf/metadata/r/ggplot2.yaml index 684cf7ca3f..b2391563c8 100644 --- a/plots/acf-pacf/metadata/r/ggplot2.yaml +++ b/plots/acf-pacf/metadata/r/ggplot2.yaml @@ -2,7 +2,7 @@ library: ggplot2 language: r specification_id: acf-pacf created: '2026-06-10T01:54:24Z' -updated: '2026-06-10T01:59:51Z' +updated: '2026-06-10T02:11:50Z' generated_by: claude-sonnet workflow_run: 27247629569 issue: 4663 @@ -12,41 +12,43 @@ preview_url_light: https://storage.googleapis.com/anyplot-images/plots/acf-pacf/ preview_url_dark: https://storage.googleapis.com/anyplot-images/plots/acf-pacf/r/ggplot2/plot-dark.png preview_html_light: null preview_html_dark: null -quality_score: 85 +quality_score: 88 review: strengths: - - 'Excellent data choice: AR(2) with phi=(0.7, -0.3) produces the canonical textbook - ACF/PACF pattern — geometric decay in ACF, sharp cutoff at lag 2 in PACF — making - the plot genuinely instructive' - - 'Full spec compliance: all required features (stems, CI bands, lag 0 in ACF, PACF - from lag 1) correctly implemented' - - 'Theme adaptation is flawless: all chrome tokens correctly flip; data colors identical - across both renders' - - 'Clean tidy-data approach: combined data frame with type factor drives faceting - elegantly' - - 'Perfect code quality: flat script, seeded for reproducibility, no unused imports' + - Significant-lag color coding (green=#009E73 vs gray INK_MUTED) elegantly tells + the ACF/PACF story at a glance + - Correct facet_wrap design with free_y scales and clearly labeled strips + - 'Full spec compliance: lag 0 in ACF, PACF from lag 1, correct CI formula, 36 lags' + - AR(2) synthetic data with phi1=0.7, phi2=-0.3 produces textbook-quality ACF/PACF + patterns + - 'Proper theme-adaptive chrome: L-shaped spines, subtle grid, ELEVATED_BG strip + backgrounds' + - 'Perfect code structure: KISS, set.seed(42), clean imports, correct linewidth + API' weaknesses: - - Stem linewidth (0.8) is slightly thin for near-zero correlations at mobile scale; - increasing to 1.0-1.2 would improve visibility of small-but-significant stems - - 'Design Excellence is functional but minimal: no annotation to highlight the significant - lags, no color differentiation for stems above/below the confidence band' - - All four panel borders are shown (panel.border keeps all sides); removing top - and right borders per style-guide default would improve minimalism + - Stem linewidth=1.2 is thin for a 3200x1800 canvas — non-significant bars are very + short and barely readable; increase to linewidth=1.6-2.0 for better visibility + - 'DE-01 could be stronger: the strip border (INK_SOFT on strip.background) creates + a noticeable box frame that is slightly heavy — consider element_rect(fill=ELEVATED_BG, + color=NA) to remove the border for a cleaner look' + - 'LM-02: the implementation does not exploit ggplot2 grammar beyond faceting + + geom_segment; consider using ggplot2-idiomatic stat_function or annotate for the + CI band to distinguish it from a plain geom_hline' image_description: |- Light render (plot-light.png): - Background: Warm off-white #FAF8F1 — correct, not pure white - Chrome: Title "acf-pacf · r · ggplot2 · anyplot.ai" in dark ink, clearly visible. Axis labels "Autocorrelation" (y, shared) and "Lag" (x) in dark ink size 10. Tick labels in INK_SOFT (#4A4A44) size 8, readable. Facet strip labels ACF/PACF in bold INK, highly visible on elevated background. - Data: Brand green #009E73 stems throughout. Lag 0 ACF reaches 1.0 prominently; lags 1-2 show ~0.48 values. PACF shows cutoff at lag 2. Dashed CI lines in INK_MUTED (#6B6A63). First series is #009E73 confirmed. + Background: Warm off-white #FAF8F1 — correct Imprint light surface + Chrome: Title "acf-pacf · r · ggplot2 · anyplot.ai" in dark ink (#1A1A17) at top-left; Y-axis label "Autocorrelation" and X-axis label "Lag" in dark ink — all clearly readable. Tick labels in INK_SOFT (#4A4A44) at 8pt — readable. Facet strip labels "ACF" and "PACF" bold in dark ink on elevated cream (#FFFDF6) strip background with INK_SOFT border. + Data: Significant lags in brand green #009E73; non-significant lags in muted gray (INK_MUTED). Dashed CI lines in INK_MUTED. Lag 0 in ACF reaches 1.0 (green); lag 1 in ACF (~0.5) and lag 2 in ACF (~-0.13, just outside CI) are green; PACF shows lag 1 (~0.47) and lag 2 (~-0.30) as significant green. Grid lines subtle, L-shaped spines. Legibility verdict: PASS — all text readable, no light-on-light issues Dark render (plot-dark.png): - Background: Warm near-black #1A1A17 — correct, not pure black - Chrome: Title in light INK (#F0EFE8), clearly visible. Axis labels and tick labels in INK_SOFT (#B8B7B0) — light gray on dark background, readable. Facet strip labels ACF/PACF in bold light text on elevated #242420 background. No dark-on-dark failures observed. - Data: Brand green #009E73 stems — identical color to light render confirmed. CI dashes appear in lighter muted tone, clearly visible against dark background. - Legibility verdict: PASS — all text readable, no dark-on-dark issues + Background: Warm near-black #1A1A17 — correct Imprint dark surface + Chrome: Title in light ink (#F0EFE8) — clearly readable against dark background. Y and X axis labels in light ink. Tick labels in INK_SOFT (#B8B7B0) — clearly readable. Facet strips use ELEVATED_BG (#242420) with INK_SOFT border; strip text in light INK — readable. Grid lines in INK_SOFT at linewidth=0.2 — subtle white-ish lines visible against dark background. + Data: Significant lags identical brand green #009E73 — same as light render, correct. Non-significant lags in lighter gray (INK_MUTED #A8A79F). Dashed CI lines in lighter gray. All data colors identical to light render — only chrome flipped. + Legibility verdict: PASS — no dark-on-dark failures, all text readable against near-black background, brand green clearly visible criteria_checklist: visual_quality: - score: 28 + score: 27 max: 30 items: - id: VQ-01 @@ -54,73 +56,77 @@ review: score: 7 max: 8 passed: true - comment: All text readable in both themes; stems thin at mobile scale but - text itself fully legible + comment: 'All font sizes explicitly set (title=12, axis.title=10, axis.text=8, + strip.text=10); readable in both themes. Minor: stem linewidth=1.2 slightly + thin for canvas size but text is fine.' - id: VQ-02 name: No Overlap score: 6 max: 6 passed: true - comment: No text or data overlap + comment: No overlapping text or data elements in either render - id: VQ-03 name: Element Visibility - score: 5 + score: 4 max: 6 passed: true - comment: Main signal lags 0-2 very prominent; near-zero stems at higher lags - visible at full res but thin (linewidth=0.8) + comment: Significant stems clearly visible in green; non-significant stems + thin at linewidth=1.2 on a 3200x1800 canvas — visible but not optimally + sized for the resolution - id: VQ-04 name: Color Accessibility score: 2 max: 2 passed: true - comment: Single series brand green; CVD-safe + comment: Green (#009E73) vs gray (INK_MUTED) is CVD-safe and clearly distinguishable + without relying on hue alone - id: VQ-05 name: Layout & Canvas score: 4 max: 4 passed: true - comment: 3200x1800 confirmed; two panels well proportioned; no overflow or - clipping + comment: Two-panel facet layout fills canvas well, balanced margins, no wasted + space - id: VQ-06 name: Axis Labels & Title score: 2 max: 2 passed: true - comment: Title correct; shared y-label Autocorrelation appropriate for faceted - layout; x-label Lag correct + comment: 'Y-axis: ''Autocorrelation''; X-axis: ''Lag''; title matches required + format; facet strips label ACF/PACF panels' - id: VQ-07 name: Palette Compliance score: 2 max: 2 passed: true - comment: 'Data color #009E73; backgrounds #FAF8F1/#1A1A17; all chrome tokens - theme-adaptive' + comment: 'First/significant series uses #009E73; backgrounds #FAF8F1 (light) + / #1A1A17 (dark); data colors identical across themes; chrome theme-adaptive' design_excellence: - score: 10 + score: 13 max: 20 items: - id: DE-01 name: Aesthetic Sophistication - score: 4 + score: 5 max: 8 passed: true - comment: Correct palette and theme tokens; professional but no exceptional - design choices beyond defaults + comment: Intentional semantic color use (significant=green, non-significant=gray), + clean facet strips with elevated backgrounds — above defaults but not publication-ready - id: DE-02 name: Visual Refinement - score: 3 + score: 4 max: 6 passed: true - comment: Minor grid blank, subtle 0.2 linewidth grid, elevated strip backgrounds; - four-sided panel border slightly against minimal-chrome guideline + comment: L-shaped spines, minor grid removed, subtle major grid at linewidth=0.2; + strip border (INK_SOFT) slightly heavy - id: DE-03 name: Data Storytelling - score: 3 + score: 4 max: 6 passed: true - comment: AR(2) data choice produces canonical textbook pattern instructive - for ARIMA model identification + comment: Color coding of significant vs non-significant lags creates clear + visual hierarchy; AR(2) patterns (decaying ACF, PACF cutoff at lag 2) tell + a textbook-quality story spec_compliance: score: 15 max: 15 @@ -130,27 +136,28 @@ review: score: 5 max: 5 passed: true - comment: Correct ACF/PACF stem plot via geom_segment and facet_wrap + comment: ACF top + PACF bottom via facet_wrap; vertical stems from zero; shared + x-axis; dashed CI lines - id: SC-02 name: Required Features score: 4 max: 4 passed: true - comment: Two stacked panels, stem lines from zero, 95% CI dashed lines, lag - 0 in ACF, PACF from lag 1 + comment: Lag 0 in ACF; PACF from lag 1; CI at ±1.96/sqrt(300); 36 lags (within + 30-40 range) - id: SC-03 name: Data Mapping score: 3 max: 3 passed: true - comment: 'X: lags 0-36; Y: correlations with free scales; ACF top PACF bottom' + comment: X=lag numbers, Y=correlation values; both panels correctly mapped - id: SC-04 name: Title & Legend score: 3 max: 3 passed: true - comment: Title acf-pacf · r · ggplot2 · anyplot.ai; no legend needed for single - series + comment: Title 'acf-pacf · r · ggplot2 · anyplot.ai' matches required format; + no legend needed (guide='none' appropriate) data_quality: score: 15 max: 15 @@ -160,20 +167,22 @@ review: score: 6 max: 6 passed: true - comment: Both ACF and PACF; lag 0; CI bands; classic AR(2) structure visible + comment: Shows ACF decay + PACF cutoff; significant and non-significant lags; + 300 observations (within recommended range) - id: DQ-02 name: Realistic Context score: 5 max: 5 passed: true - comment: AR(2) phi=(0.7,-0.3), n=300 — realistic parameters, appropriate size, - domain-neutral + comment: AR(2) synthetic series — standard time series example appropriate + for ACF/PACF demonstration - id: DQ-03 name: Appropriate Scale score: 4 max: 4 passed: true - comment: 36 lags (within 30-40 target); y-axis ranges correctly per panel + comment: Correct AR(2) parameters; ACF lag 0=1.0; CI at ±1.96/sqrt(300)≈±0.113 + — mathematically correct code_quality: score: 10 max: 10 @@ -183,56 +192,61 @@ review: score: 3 max: 3 passed: true - comment: Flat script, no functions or classes + comment: 'Clean linear structure: imports → tokens → data → plot → save' - id: CQ-02 name: Reproducibility score: 2 max: 2 passed: true - comment: set.seed(42); arima.sim deterministic + comment: set.seed(42) present - id: CQ-03 name: Clean Imports score: 2 max: 2 passed: true - comment: ggplot2 and ragg only; both used + comment: Only ggplot2 and ragg imported — both used - id: CQ-04 name: Code Elegance score: 2 max: 2 passed: true - comment: Clean rbind pattern; factor ordering for facets; no fake UI + comment: Idiomatic use of geom_segment + aes(color=significant); no fake functionality - id: CQ-05 name: Output & API score: 1 max: 1 passed: true - comment: sprintf plot-%s.png with THEME; ragg::agg_png device + comment: Saves as plot-%s.png; uses linewidth (not deprecated size) for ggplot2 + ≥3.4 library_mastery: - score: 7 + score: 8 max: 10 items: - id: LM-01 name: Idiomatic Usage - score: 4 + score: 5 max: 5 passed: true - comment: facet_wrap with free y-scales; geom_segment for stems; geom_hline - for references; tidy long-form data; scale_x_continuous for tick control + comment: 'Grammar-of-graphics approach: aesthetic mapping of significance + boolean to color; facet_wrap with free_y; proper theme layering' - id: LM-02 name: Distinctive Features score: 3 max: 5 passed: true - comment: ggplot2-distinctive faceting with styled strip backgrounds (elevated - token); tidy grammar pattern via rbind into long data frame with type factor + comment: Uses ggplot2-distinctive aesthetic mapping (aes(color=significant)) + and faceting with scale independence — recognizable grammar approach, though + could go further verdict: APPROVED impl_tags: - dependencies: [] + dependencies: + - ragg techniques: - faceting + - layer-composition patterns: - data-generation dataprep: - time-series - styling: [] + styling: + - grid-styling