{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000548","480:4800000804","480:4800001042","480:4800000964","480:4800000546","480:4800000619","480:4800000803","480:4800000716","480:4800000656","480:4800000446","480:4800000661","480:4800000480","480:4800000695","480:4800000890","480:4800000414","480:4800000657","480:4800000655","480:4800000399","480:4800001077","480:4800000542","480:4800000588","480:4800001194","480:4800000437","480:4800000547","480:4800000643"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.36319737498386806,0.33046470190609545,0.30234617224353527,0.26586464351475525,0.25529201367259163,0.23892464503161784,0.233941530069131,0.23065736523987057,0.2295100243850096,0.2213881838400774,0.21698116405108667,0.21448123631819252,0.20041914549979345,0.19457687931176182,0.19147443980168205,0.18675774963865116,0.18126364766094197,0.1750114802191357,0.172992867073144,0.1681473674193846,0.16659075663304154,0.15053739620672138,0.14846381099354572,0.14797693482410157,0.14656441288190714],"twin_dists":[0.18484282181378586,0.1932692462212724,0.2008804135782959,0.21140183451933814,0.21461516270785116,0.2197610700849253,0.2213728878107872,0.22244750661387186,0.22282530406741557,0.2255361345149905,0.22703492304068207,0.2278942397664292,0.23285915208160946,0.2349922951997643,0.23614317379819516,0.23791807670865764,0.2400256700248334,0.24247978631306488,0.2432854514105289,0.24524722506472715,0.24588605654137038,0.2527414748360517,0.25366545776859445,0.2538837863081623,0.2545202168086689],"n_dims_used":43,"mean_confidence":0.9154182256654252},"coverage":{"mean_confidence":0.9154182256654252,"n_dims_used":43,"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}}