{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012658","490:4900012919","490:4900012921","490:4900013285","490:4900012588","490:4900012370","490:4900012443","490:4900013252","490:4900012515","490:4900012724","490:4900012860","490:4900000856","490:4900012723","494:4940007933","497:4970001452","490:4900012596","490:4900012585","490:4900013129","490:4900000629","490:4900012447","494:4940006763","494:4940006870","490:4900012594","490:4900000857","490:4900012243"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,497,490,490,490,490,490,494,494,490,490,490],"twin_sims":[0.34028123370439195,0.1881917507173315,0.16169529066183336,0.1456353765414267,0.12933216948310025,0.12630889059780237,0.10555523126177989,0.09981641170740528,0.09363003899674727,0.08717749556701836,0.0849272415097019,0.07474071629094647,0.0742295976555794,0.05977229461473211,0.0580789034144058,0.055858812406104984,0.052454089835028764,0.050775790210879725,0.0478809699675786,0.042846231300393466,0.04236197021396741,0.041399170926422736,0.03718800723030226,0.036995928790845754,0.03592619572886255],"twin_dists":[0.1906973986643033,0.23737517044047202,0.24792367023037545,0.25494128320238457,0.26267873435197386,0.2641932383920996,0.27541482426800945,0.2788174255361869,0.28266155155707495,0.2868908939654293,0.28842432870270107,0.2958020975632092,0.2961931303422494,0.30828236913695406,0.3098508484297077,0.31196533001554844,0.31534728872483353,0.31708188389126457,0.3201893243977837,0.32598949518713993,0.326577100473024,0.32776236931747427,0.33323723058353044,0.3334992437926016,0.33497994371770834],"n_dims_used":45,"mean_confidence":0.9123306274414062},"coverage":{"mean_confidence":0.9123306274414062,"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}}