{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007142},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006283","466:4660002640","490:4900006285","490:4900004718","487:4870003827","466:4660011256","490:4900003900","490:4900000468","490:4900000811","490:4900004177","490:4900005778","490:4900005905","490:4900008757","466:4660014253","496:4960001679","470:4700000986","493:4930007123","490:4900004314","466:4660014102","466:4660009073","478:4780005739","490:4900003434","488:4880000390","490:4900005519","494:4940007717"],"twin_admin_codes":[490,466,490,490,487,466,490,490,490,490,490,490,490,466,496,470,493,490,466,466,478,490,488,490,494],"twin_sims":[0.409889142220173,0.17548522837324385,0.17443829417329731,0.12213021818679644,0.10137698552468899,0.08217955550561434,0.07127953800204317,0.06864698050742662,0.06442387731571042,0.0488476032382491,0.04747799585643655,0.046162314869686714,0.045851522171793585,0.04372572462816699,0.04323035839990773,0.0429655352238574,0.04113316303869863,0.0407105993048664,0.03668453256664682,0.03510210086008057,0.0334694704856447,0.03124116108341716,0.027380722389195974,0.027303215947214195,0.026131823779130557],"twin_dists":[0.17345597581141758,0.24229166651769776,0.24270787784768344,0.26633248356648576,0.2778773346286774,0.2903413064747296,0.2984936157115715,0.3006126253154677,0.3041543452933119,0.31913467504401455,0.32063425000550433,0.3221092307020813,0.3224627845383165,0.32493645156776324,0.3255273538572196,0.32584558944790254,0.3280939359946886,0.3286243793943109,0.3339264802779836,0.33614640061589,0.3385278393293575,0.34194345873251536,0.3483889391977612,0.34852615562867423,0.35064194213339667],"n_dims_used":45,"mean_confidence":0.9150383843315972},"coverage":{"mean_confidence":0.9150383843315972,"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}}