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+#!/usr/bin/env python3
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+
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+from ChildProject.projects import ChildProject
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+from ChildProject.annotations import AnnotationManager
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+from ChildProject.metrics import segments_to_annotation
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+
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+import argparse
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+
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+import datalad.api
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+from os.path import join as opj
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+from os.path import basename, exists
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+
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+import multiprocessing as mp
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+
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+import numpy as np
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+import pandas as pd
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+import pickle
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+from pyannote.core import Annotation, Segment, Timeline
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+
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+import stan
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+
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+parser = argparse.ArgumentParser(
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+ description="main model described throughout the notes."
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+)
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+# parser.add_argument("--group", default="child", choices=["corpus", "child"])
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+parser.add_argument("--apply-bias-from", type=str, default="")
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+parser.add_argument("--chains", default=4, type=int)
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+parser.add_argument("--samples", default=2000, type=int)
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+parser.add_argument("--validation", default=0, type=float)
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+parser.add_argument("--output", default="corpus_bias")
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+args = parser.parse_args()
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+
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+
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+def extrude(self, removed, mode: str = "intersection"):
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+ if isinstance(removed, Segment):
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+ removed = Timeline([removed])
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+
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+ truncating_support = removed.gaps(support=self.extent())
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+ # loose for truncate means strict for crop and vice-versa
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+ if mode == "loose":
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+ mode = "strict"
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+ elif mode == "strict":
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+ mode = "loose"
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+
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+ return self.crop(truncating_support, mode=mode)
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+
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+
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+def compute_counts(parameters):
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+ corpus = parameters["corpus"]
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+ annotator = parameters["annotator"]
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+ speakers = ["CHI", "OCH", "FEM", "MAL"]
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+
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+ project = ChildProject(parameters["path"])
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+ am = AnnotationManager(project)
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+ am.read()
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+
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+ intersection = AnnotationManager.intersection(am.annotations, ["vtc", annotator])
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+
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+ intersection["path"] = intersection.apply(
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+ lambda r: opj(
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+ project.path, "annotations", r["set"], "converted", r["annotation_filename"]
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+ ),
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+ axis=1,
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+ )
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+ datalad.api.get(list(intersection["path"].unique()))
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+
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+ intersection = intersection.merge(
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+ project.recordings[["recording_filename", "child_id"]], how="left"
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+ )
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+ intersection["child"] = corpus + "_" + intersection["child_id"].astype(str)
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+ intersection["duration"] = (
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+ intersection["range_offset"] - intersection["range_onset"]
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+ )
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+ print(corpus, annotator, (intersection["duration"] / 1000 / 2).sum() / 3600)
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+
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+ data = []
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+ for child, ann in intersection.groupby("child"):
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+ # print(corpus, child)
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+
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+ segments = am.get_collapsed_segments(ann)
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+ if "speaker_type" not in segments.columns:
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+ continue
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+
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+ segments = segments[segments["speaker_type"].isin(speakers)]
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+
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+ vtc = {
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+ speaker: segments_to_annotation(
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+ segments[
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+ (segments["set"] == "vtc") & (segments["speaker_type"] == speaker)
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+ ],
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+ "speaker_type",
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+ ).get_timeline()
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+ for speaker in speakers
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+ }
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+
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+ truth = {
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+ speaker: segments_to_annotation(
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+ segments[
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+ (segments["set"] == annotator)
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+ & (segments["speaker_type"] == speaker)
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+ ],
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+ "speaker_type",
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+ ).get_timeline()
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+ for speaker in speakers
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+ }
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+
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+ for speaker_A in speakers:
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+ vtc[f"{speaker_A}_vocs_explained"] = vtc[speaker_A].crop(
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+ truth[speaker_A], mode="loose"
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+ )
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+ vtc[f"{speaker_A}_vocs_fp"] = extrude(
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+ vtc[speaker_A], vtc[f"{speaker_A}_vocs_explained"]
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+ )
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+ vtc[f"{speaker_A}_vocs_fn"] = extrude(
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+ truth[speaker_A], truth[speaker_A].crop(vtc[speaker_A], mode="loose")
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+ )
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+
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+ for speaker_B in speakers:
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+ vtc[f"{speaker_A}_vocs_fp_{speaker_B}"] = vtc[
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+ f"{speaker_A}_vocs_fp"
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+ ].crop(truth[speaker_B], mode="loose")
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+
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+ for speaker_C in speakers:
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+ if speaker_C != speaker_B and speaker_C != speaker_A:
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+ vtc[f"{speaker_A}_vocs_fp_{speaker_B}"] = extrude(
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+ vtc[f"{speaker_A}_vocs_fp_{speaker_B}"],
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+ vtc[f"{speaker_A}_vocs_fp_{speaker_B}"].crop(
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+ truth[speaker_C], mode="loose"
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+ ),
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+ )
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+
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+ d = {}
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+ for i, speaker_A in enumerate(speakers):
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+ for j, speaker_B in enumerate(speakers):
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+ if i != j:
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+ z = len(vtc[f"{speaker_A}_vocs_fp_{speaker_B}"])
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+ else:
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+ z = min(
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+ len(vtc[f"{speaker_A}_vocs_explained"]), len(truth[speaker_A])
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+ )
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+
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+ d[f"vtc_{i}_{j}"] = z
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+
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+ d[f"truth_{i}"] = len(truth[speaker_A])
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+ d["child"] = child
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+
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+ d["duration"] = ann["duration"].sum() / 2 / 1000
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+ data.append(d)
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+
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+ return pd.DataFrame(data).assign(
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+ corpus=corpus,
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+ )
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+
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+
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+stan_code = """
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+data {
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+ int<lower=1> n_clips; // number of clips
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+ int<lower=1> n_groups; // number of groups
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+ int<lower=1> n_corpora;
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+ int<lower=1> n_classes; // number of classes
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+ int group[n_clips];
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+ int corpus[n_clips];
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+ int vtc[n_clips,n_classes,n_classes];
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+ int truth[n_clips,n_classes];
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+
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+ int<lower=1> n_validation;
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+ int<lower=1> n_sim;
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+ int<lower=0> selected_corpus;
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+
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+ real<lower=0> rates_alphas[n_classes];
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+ real<lower=0> rates_betas[n_classes];
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+}
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+
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+parameters {
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+ matrix<lower=0,upper=1>[n_classes,n_classes] mus;
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+ matrix<lower=1>[n_classes,n_classes] etas;
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+ matrix<lower=0,upper=1>[n_classes,n_classes] group_confusion[n_groups];
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+ matrix[n_classes,n_classes] corpus_bias[n_corpora];
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+
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+ matrix<lower=0>[n_classes,n_classes] corpus_sigma;
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+}
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+
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+transformed parameters {
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+ matrix<lower=0>[n_classes,n_classes] alphas;
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+ matrix<lower=0>[n_classes,n_classes] betas;
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+
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+ alphas = mus * etas;
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+ betas = (1-mus) * etas;
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+}
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+
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+model {
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+ for (k in n_validation:n_clips) {
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+ for (i in 1:n_classes) {
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+ for (j in 1:n_classes) {
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+ vtc[k,i,j] ~ binomial(
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+ truth[k,j], inv_logit(logit(group_confusion[group[k],j,i]) + corpus_bias[corpus[k],j,i])
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+ );
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+ }
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+ }
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+ }
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+
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+ for (i in 1:n_classes) {
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+ for (j in 1:n_classes) {
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+ mus[i,j] ~ beta(1,1);
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+ etas[i,j] ~ pareto(1,1.5);
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+ }
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+ }
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+
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+ for (c in 1:n_groups) {
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+ for (i in 1:n_classes) {
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+ for (j in 1:n_classes) {
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+ group_confusion[c,i,j] ~ beta(alphas[i,j], betas[i,j]);
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+ }
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+ }
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+ }
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+
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+ for (i in 1:n_classes) {
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+ for (j in 1:n_classes) {
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+ for (c in 1:n_corpora) {
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+ corpus_bias[c,j,i] ~ normal(0, corpus_sigma[j,i]);
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+ }
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+ corpus_sigma[j,i] ~ normal(0, 1);
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+ }
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+ }
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+}
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+
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+generated quantities {
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+ int pred[n_clips,n_classes,n_classes];
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+ matrix[n_classes,n_classes] probs[n_groups];
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+ matrix[n_classes,n_classes] log_lik[n_clips];
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+
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+ matrix[n_classes,n_classes] random_bias;
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+ matrix[n_classes,n_classes] fixed_bias;
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+
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+ int sim_truth[n_sim,n_classes];
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+ int sim_vtc[n_sim,n_classes];
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+ vector[n_classes] lambdas;
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+ real chi_adu_coef = 0; // null-hypothesis
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+
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+ for (i in 1:n_classes) {
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+ for (j in 1:n_classes) {
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+ if (selected_corpus != 0) {
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+ fixed_bias[j, i] = corpus_bias[selected_corpus, j, i];
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+ }
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+ else {
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+ fixed_bias[j, i] = 0;
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+ }
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+ random_bias[j,i] = normal_rng(0, corpus_sigma[j,i]);
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+ }
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+ }
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+
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+ for (c in 1:n_groups) {
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+ for (i in 1:n_classes) {
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+ for (j in 1:n_classes) {
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+ probs[c,i,j] = beta_rng(alphas[i,j], betas[i,j]);
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+ }
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+ }
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+ }
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+
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+ for (k in 1:n_clips) {
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+ for (i in 1:n_classes) {
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+ for (j in 1:n_classes) {
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+ if (k >= n_validation) {
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+ pred[k,i,j] = binomial_rng(truth[k,j], inv_logit(logit(group_confusion[group[k],j,i]) + corpus_bias[corpus[k], j,i]));
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+ log_lik[k,i,j] = binomial_lpmf(
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+ vtc[k,i,j] | truth[k,j], inv_logit(logit(group_confusion[group[k],j,i]) + corpus_bias[corpus[k], j,i])
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+ );
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+ }
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+ else {
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+ pred[k,i,j] = binomial_rng(
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+ truth[k,j], inv_logit(logit(probs[group[k],j,i]) + corpus_bias[corpus[k], j,i])
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+ );
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+ log_lik[k,i,j] = beta_lpdf(probs[group[k],j,i] | alphas[j,i], betas[j,i]);
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+ log_lik[k,i,j] += binomial_lpmf(
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+ vtc[k,i,j] | truth[k,j], inv_logit(logit(probs[group[k],j,i]) + corpus_bias[corpus[k], j,i])
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+ );
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+ }
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+ }
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+ }
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+ }
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+
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+ real lambda;
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+ for (k in 1:n_sim) {
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+ for (i in 2:n_classes) {
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+ lambda = gamma_rng(rates_alphas[i], rates_betas[i]);
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+ sim_truth[k,i] = poisson_rng(lambda);
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+ }
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+ lambda = gamma_rng(rates_alphas[1], rates_betas[1]);
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+ sim_truth[k,1] = poisson_rng(lambda + chi_adu_coef*(sim_truth[k,3]+sim_truth[k,4]));
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+ }
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+
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+ for (k in 1:n_sim) {
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+ for (i in 1:n_classes) {
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+ sim_vtc[k,i] = 0;
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+ for (j in 1:n_classes) {
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+ real p = logit(beta_rng(alphas[j,i], betas[j,i]));
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+
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+ if (selected_corpus != 0) {
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+ p += fixed_bias[j,i];
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+ }
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+ else {
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+ p += random_bias[j,i];
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+ }
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+ p = inv_logit(p);
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+ sim_vtc[k,i] += binomial_rng(sim_truth[k,j], p);
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+ }
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+ }
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+ }
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+}
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+"""
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+
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+if __name__ == "__main__":
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+ annotators = pd.read_csv("input/annotators.csv")
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+ annotators["path"] = annotators["corpus"].apply(lambda c: opj("input", c))
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+
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+ with mp.Pool(processes=8) as pool:
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+ data = pd.concat(pool.map(compute_counts, annotators.to_dict(orient="records")))
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+
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+ data = data.sample(frac=1)
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+ duration = data["duration"].sum()
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+
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+ vtc = np.moveaxis(
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+ [[data[f"vtc_{j}_{i}"].values for i in range(4)] for j in range(4)], -1, 0
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+ )
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+ truth = np.transpose([data[f"truth_{i}"].values for i in range(4)])
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+
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+ print(vtc.shape)
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+
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+ rates = pd.read_csv("output/speech_dist.csv")
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+
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+ data["corpus"] = data["corpus"].astype("category")
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+ corpora = data["corpus"].cat.codes.values
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+ corpora_codes = dict(enumerate(data["corpus"].cat.categories))
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+ corpora_codes = {v: k for k, v in corpora_codes.items()}
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+
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+ data = {
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+ "n_clips": truth.shape[0],
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+ "n_classes": truth.shape[1],
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+ "n_groups": data["child"].nunique(),
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+ "n_corpora": data["corpus"].nunique(),
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+ "n_validation": max(1, int(truth.shape[0] * args.validation)),
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+ "n_sim": 40,
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+ "group": 1 + data["child"].astype("category").cat.codes.values,
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+ "corpus": 1 + corpora,
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+ "selected_corpus": (
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+ 1 + corpora_codes[args.apply_bias_from]
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+ if args.apply_bias_from in corpora_codes
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+ else 0
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+ ),
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+ "truth": truth.astype(int),
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+ "vtc": vtc.astype(int),
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+ "rates_alphas": rates["alpha"].values,
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+ "rates_betas": rates["beta"].values,
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+ }
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+
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+ print(f"clips: {data['n_clips']}")
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+ print(f"groups: {data['n_groups']}")
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+ print("true vocs: {}".format(np.sum(data["truth"])))
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+ print("vtc vocs: {}".format(np.sum(data["vtc"])))
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+ print("duration: {}".format(duration))
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+
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+ print("selected corpus: {}".format(data["selected_corpus"]))
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+
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+ with open(f"output/samples/data_{args.output}.pickle", "wb") as fp:
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+ pickle.dump(data, fp, pickle.HIGHEST_PROTOCOL)
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+
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+ posterior = stan.build(stan_code, data=data)
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+ fit = posterior.sample(num_chains=args.chains, num_samples=args.samples)
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+ df = fit.to_frame()
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+ df.to_parquet(f"output/samples/fit_{args.output}.parquet")
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+
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