{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002710},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002858","490:4900003542","490:4900002857","490:4900002414","490:4900003015","490:4900003279","490:4900003410","490:4900003816","490:4900003548","490:4900003555","490:4900002413","490:4900004237","490:4900003815","490:4900002864","490:4900003957","490:4900003022","490:4900001255","490:4900003006","490:4900004096","490:4900003012","490:4900005479","490:4900003144","490:4900002563","490:4900004925","490:4900000261"],"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":[0.2592507800695418,0.16260861437654953,0.15560664942869332,0.10331169966629458,0.10238523453561628,0.09862885821796578,0.07342430582554822,0.06544079149575545,0.0485490129408458,0.04779438721966216,0.04681791701504507,0.04619211515089972,0.04232237557454227,0.04150733119225054,0.03954809327918773,0.035633907164849855,0.0355397175406158,0.03522614351723166,0.0344745486027002,0.03359180917713704,0.033148243366624315,0.030435708508416995,0.029774497802124808,0.029627161688957356,0.02947401832868706],"twin_dists":[0.21340235181972095,0.2475401666468224,0.2505213843886143,0.27672743485885837,0.27727596367945495,0.2795405491987443,0.29681365734588805,0.30328456965284956,0.3194585792148656,0.32028465615183777,0.32136991463298464,0.3220754351188281,0.3266253944683649,0.32762806592450583,0.3301080317745957,0.335391032629434,0.3355241161617323,0.3359693467769409,0.3370503909954343,0.3383459980693463,0.3390080162080958,0.34322948494386557,0.34430718780646347,0.3445501227194424,0.3448037339410489],"n_dims_used":44,"mean_confidence":0.920074462890625},"coverage":{"mean_confidence":0.920074462890625,"n_dims_used":44,"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}}