{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001277","489:4890001027","489:4890000791","489:4890001275","489:4890001151","489:4890001562","489:4890001215","489:4890000909","489:4890001278","489:4890001086","489:4890001563","489:4890001343","489:4890001148","470:4700006863","489:4890000677","489:4890001345","489:4890000733","489:4890001486","489:4890001565","489:4890001276","489:4890000788","489:4890000847","489:4890000732","489:4890000965","489:4890001484"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9705031456387522,0.9324785034772254,0.9206826019041779,0.9034829799994901,0.8874193287916139,0.8803509189886178,0.8679805785470417,0.8653637505799875,0.8622768644867286,0.8599034403091168,0.8531818392890691,0.8461474117712416,0.8436832927979404,0.8375345343012127,0.8262680797551903,0.8257950704234491,0.8161353220669191,0.8111265644044691,0.8097066744409877,0.8085321228965784,0.8067520855769017,0.7986022157497404,0.794748712493857,0.7830970184292799,0.781819139919826],"twin_dists":[0.031781130988818115,0.04856304934904652,0.05279998538969729,0.05851505279579562,0.06347599029283109,0.06556659935385023,0.06911127537036331,0.06984430637714058,0.0707020465758047,0.07135658789387891,0.07318806555946444,0.0750718775679456,0.0757243108433329,0.07733647451957089,0.08023595085472279,0.08035623997179164,0.08278927646097065,0.08403414814942425,0.08438508781421925,0.08467475331544773,0.08511266095860108,0.08710160274215564,0.08803331131023208,0.09081908194415834,0.09112189580296426],"n_dims_used":45,"mean_confidence":0.915566168891059},"coverage":{"mean_confidence":0.915566168891059,"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}}