{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000392},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000441","477:4770000662","477:4770000394","477:4770000442","477:4770000495","477:4770000453","477:4770000656","477:4770000763","477:4770000402","477:4770000709","477:4770000443","477:4770000395","477:4770000447","477:4770000663","477:4770000501","477:4770000761","477:4770000658","477:4770000446","477:4770000272","477:4770000760","477:4770000711","477:4770000227","477:4770000612","477:4770000225","477:4770001129"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9532189519402958,0.946264906864281,0.9405837194835054,0.9346392681202255,0.9142989712938744,0.9037380045936845,0.9016870390480547,0.8814040586618397,0.8750720794649264,0.8673881039117147,0.8584220298396509,0.8547880456980721,0.8338136291733768,0.8234911321042186,0.8220596287947525,0.8133450941064617,0.8074830662231011,0.8004615095644526,0.80041961189534,0.7971573729581585,0.7914686815168133,0.7851006863910929,0.7812609005857789,0.7807460377730175,0.7728206383003955],"twin_dists":[0.040202668634134325,0.043165528479662686,0.04545778422507692,0.04775237244793213,0.05497777696799215,0.05843364179147535,0.059085835972751306,0.065258310546719,0.06709598571448663,0.06927772549829735,0.07176301125397637,0.07275330460062811,0.07830157888305467,0.0809405683981558,0.0813023305831553,0.08348410224691505,0.08493298860120388,0.08665009930081354,0.0866602878857572,0.08745157464305794,0.08882218049120351,0.09034323751686227,0.09125401910984142,0.09137579031372886,0.09324016621591824],"n_dims_used":45,"mean_confidence":0.9216609530978732},"coverage":{"mean_confidence":0.9216609530978732,"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}}