{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000948","489:4890000554","489:4890000318","489:4890000549","489:4890000596","489:4890001124","489:4890001195","485:4850003249","496:4960003434","489:4890001133","489:4890000326","489:4890001391","470:4700001502","499:4990001927","489:4890000721","489:4890001123","489:4890000020","496:4960002073","489:4890000635","496:4960003032","489:4890000140","466:4660008421","488:4880006131","485:4850003248","489:4890000634"],"twin_admin_codes":[489,489,489,489,489,489,489,485,496,489,489,489,470,499,489,489,489,496,489,496,489,466,488,485,489],"twin_sims":[0.5772033023819494,0.5554652589408883,0.5305755843959147,0.46257610761488493,0.46017734413192296,0.4559253950697449,0.40906924420000595,0.35891876503643866,0.3367793654108854,0.33298261682625024,0.32646197485239026,0.3218192258692465,0.31357921716167686,0.3135777627813599,0.3063607223243754,0.30198913449720927,0.298302688168994,0.2981674951300009,0.2954052761433104,0.28127323361678686,0.28095643800100684,0.27973810232167695,0.27889139339626284,0.2775449472092894,0.27729193283517567],"twin_dists":[0.13615910564874958,0.1408344007791135,0.14622193032475,0.16126878376718573,0.16181165864341895,0.16277642489228392,0.173650575894187,0.18592105079466267,0.19161018873233399,0.19260565926520368,0.1943298894813291,0.19556918443317822,0.19779362220840793,0.19779401772681332,0.19976976337405575,0.20097960385467165,0.20200777919114124,0.20204562645702595,0.20282112830606933,0.20685778854548972,0.2069496587806473,0.20730356085661436,0.20755006453339178,0.20794299732173044,0.20801696399024813],"n_dims_used":45,"mean_confidence":0.9184407552083333},"coverage":{"mean_confidence":0.9184407552083333,"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}}