{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000474","481:4810004551","499:4990002197","480:4800004848","481:4810000356","481:4810000357","481:4810000278","496:4960004479","481:4810002629","470:4700007822","472:4720001952","481:4810004037","470:4700007587","466:4660010765","481:4810002607","480:4800005702","496:4960010963","488:4880000232","472:4720000026","481:4810002288","481:4810003053","481:4810002963","489:4890002095","488:4880000144","496:4960010740"],"twin_admin_codes":[493,481,499,480,481,481,481,496,481,470,472,481,470,466,481,480,496,488,472,481,481,481,489,488,496],"twin_sims":[0.276016173393369,0.20039863013965845,0.18259256208618513,0.17845140246812335,0.1518005123672912,0.1403387573811807,0.12366859739971162,0.11435549974719394,0.1119976705092095,0.10826120037891854,0.09845079116487333,0.09739828311188439,0.09735030354651183,0.09372264356084054,0.09274925403462168,0.09187466466461935,0.09088784304879743,0.08578607867282767,0.08437247122272842,0.07883245701753486,0.07575288755984831,0.07195632648901226,0.07183767861016038,0.07120343155680856,0.07099248396072659],"twin_dists":[0.20839055090213102,0.23286656705562694,0.23951179880792417,0.2411219784175039,0.2521832176941581,0.25738070191991286,0.2655385381563297,0.27046612304698764,0.2717623076972546,0.2738602095675184,0.2796495651646532,0.28029710889003034,0.2803267584398986,0.28260255471226925,0.28322499947091234,0.2837886807674773,0.284429813698586,0.28783529984484024,0.288807343944431,0.2927470321912045,0.2950340588151783,0.29795913004636415,0.2980525354970267,0.29855397682649387,0.298721556267126],"n_dims_used":43,"mean_confidence":0.9072905252146166},"coverage":{"mean_confidence":0.9072905252146166,"n_dims_used":43,"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}}