{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013122},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013154","490:4900012236","490:4900012811","490:4900012232","490:4900012303","490:4900012314","490:4900012233","490:4900012304","490:4900012302","490:4900013009","490:4900012667","490:4900012237","490:4900013294","494:4940008251","490:4900013045","494:4940008250","490:4900013221","490:4900012455","466:4660012691","490:4900012732","490:4900013218","490:4900012247","490:4900013300","490:4900012920","490:4900012450"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,466,490,490,490,490,490,490],"twin_sims":[0.15461158877057352,0.1096249308021671,0.07707784427654328,0.05065673404984473,0.04608613734024875,0.04246143779872685,0.041912432550223505,0.03241933819524224,0.03011942813007274,0.018283726228023142,0.013339046794641455,0.010893607985701437,0.010811778200722898,0.008717889808606662,0.008182272051088619,0.007074433764525052,0.006091962733914709,0.00556788596459744,0.004915323878885765,0.004636276882715369,0.004007050743112926,0.0038663828416490432,0.0035809919367686908,0.003450124469513974,0.0029065066497953856],"twin_dists":[0.250952945889437,0.2730881230055823,0.29404108255288786,0.31720673592027976,0.3221957044176574,0.3264559462439134,0.32712765528017046,0.34011250315794517,0.34374245722037966,0.3674205892428029,0.3816215322944835,0.390470149818894,0.3907957276137605,0.3999787608110715,0.40264381404290167,0.40869286467407046,0.4148177690146915,0.418459541731685,0.4234544715436255,0.42577617537247936,0.43151567126312984,0.432910294622033,0.43588770373478236,0.43732598795091476,0.4438897711955678],"n_dims_used":45,"mean_confidence":0.9112765842013889},"coverage":{"mean_confidence":0.9112765842013889,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}