{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007838},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007837","490:4900008051","490:4900008716","490:4900008829","490:4900009483","490:4900009571","490:4900007968","490:4900010299","490:4900008940","490:4900007952","490:4900008939","490:4900007719","490:4900006735","490:4900007835","490:4900011346","490:4900008189","490:4900007857","490:4900010201","490:4900008274","490:4900011053","490:4900011060","490:4900008411","490:4900003979","490:4900009505","490:4900006370"],"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":[0.4421795653342513,0.18219042150632456,0.16092440565069074,0.1497928078432689,0.13184592474619722,0.11795838732034304,0.11686239638622616,0.10668879244687197,0.10553485794639686,0.09841589885625442,0.08989077270483477,0.08158793680602167,0.08057964130226655,0.0798986463539273,0.07969899974912024,0.07755898632242837,0.07625500692185781,0.07420007761991015,0.0719178937555144,0.05983936775050609,0.058449826013113375,0.05799486934344306,0.05353284651335067,0.05339701756616502,0.04989659191265457],"twin_dists":[0.16591832731768397,0.23966702091507425,0.2482485889656902,0.2530721756481421,0.2614397155673311,0.2685246260030337,0.2691103509892897,0.27475985532098446,0.2754266458315539,0.2796709450025828,0.28508322577644984,0.2907607479339339,0.29148124721774205,0.2919719650767673,0.29211646404780234,0.29368389583015153,0.2946561159106702,0.2962157810745333,0.2979893725159508,0.3082210003754157,0.30950409575141874,0.3099296602118022,0.3142565355577243,0.31439286596446436,0.31800969349958863],"n_dims_used":45,"mean_confidence":0.9237896389431424},"coverage":{"mean_confidence":0.9237896389431424,"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}}