{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010093","490:4900009992","490:4900010282","490:4900009583","490:4900009379","490:4900009888","490:4900010280","490:4900009296","490:4900008831","490:4900009087","490:4900008503","490:4900010457","490:4900010456","490:4900010301","490:4900008621","490:4900010182","490:4900009893","490:4900010369","490:4900010277","490:4900010278","490:4900009401","490:4900009695","490:4900010378","490:4900010006","490:4900010373"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4780123213447501,0.4764168045278533,0.4008787964541315,0.3554419703335789,0.3504430006111932,0.30315453290073974,0.2646324868984805,0.2533989537744544,0.206343816729512,0.20328231027276084,0.20219181509368261,0.19602779300927428,0.17934694281792096,0.1778060322907701,0.1721804030753323,0.16897807948505925,0.16104274864247517,0.1576755791714999,0.15664367477367294,0.1564600088331621,0.13920900937832326,0.13580548809472456,0.1356107289498487,0.13514409360097743,0.13227741843433943],"twin_dists":[0.15779817228145676,0.15815515144025405,0.17560415353792702,0.18680207177068556,0.1880766623676951,0.20065609077538787,0.21177215043493497,0.2151993323182806,0.23073923273424288,0.23182938493372252,0.23222041013635272,0.23445843959734985,0.24077154595477357,0.24137529187009482,0.2436116171151291,0.2449080422250547,0.24819863550378218,0.2496304985146629,0.25007376476658916,0.2501528838703768,0.2579098575450203,0.2595236518891361,0.25961690962376144,0.2598407608016273,0.2612288287815418],"n_dims_used":45,"mean_confidence":0.9213441636827256},"coverage":{"mean_confidence":0.9213441636827256,"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}}