{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001533","490:4900002590","490:4900001010","490:4900003306","490:4900001829","490:4900001981","490:4900003340","490:4900001846","490:4900002586","490:4900002890","490:4900004262","490:4900006155","490:4900003853","490:4900003844","490:4900006617","490:4900007623","490:4900001554","490:4900007739","490:4900001549","490:4900002895","490:4900007735","490:4900000884","490:4900000772","496:4960008582","490:4900007619"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490],"twin_sims":[0.5257735754432177,0.3864850199742212,0.3619483353993819,0.336526827466508,0.3257605318079427,0.2948978972764006,0.2746606168993424,0.2646518917173537,0.2609713268304769,0.2560899525980682,0.2559031766892229,0.2530108535207032,0.24243848396388365,0.23712440986531538,0.2335385073068131,0.23311154223351188,0.2326181489004768,0.22878368700764878,0.22480348417661056,0.21043855619740331,0.2095857402443585,0.20878774324314847,0.20777979294716767,0.20588925287221066,0.1966401269518718],"twin_dists":[0.1472669740508844,0.17908200580481498,0.1851569143516758,0.19167621219921396,0.194516495830711,0.20296404036533955,0.20878866425807216,0.21176631013236868,0.21287888310800132,0.2143697538373427,0.2144271539551016,0.21531943632560535,0.21863761637584644,0.22034081114812368,0.22150422601026726,0.22164352895120437,0.22180471381577976,0.22306511799352058,0.224388287411147,0.22929829462187062,0.229596816216261,0.2298768978605808,0.23023171277379098,0.2309003925837669,0.23423395681353437],"n_dims_used":45,"mean_confidence":0.9208322313096788},"coverage":{"mean_confidence":0.9208322313096788,"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}}