{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002261","490:4900003277","490:4900002271","490:4900010292","490:4900005081","494:4940008702","466:4660006708","490:4900008932","490:4900004107","494:4940007236","490:4900008190","490:4900004097","494:4940008060","490:4900012203","490:4900010290","490:4900004924","490:4900002563","494:4940008178","490:4900010608","490:4900001545","490:4900002708","466:4660008200","490:4900010525","490:4900003155","490:4900010950"],"twin_admin_codes":[490,490,490,490,490,494,466,490,490,494,490,490,494,490,490,490,490,494,490,490,490,466,490,490,490],"twin_sims":[0.12751090616794444,0.11329441069114395,0.029673144986378904,0.017543742173324807,0.011146809789492812,0.009960970616456052,0.00913030577014821,0.008288666978407353,0.008066086764545632,0.007723050370937659,0.005579464640890205,0.005215990692508028,0.004670112517868516,0.003520718762897295,0.0028179676244443983,0.0027707000007558716,0.0027116781893000252,0.002601546553162108,0.002257189042507755,0.002200110072374159,0.0019239180570380405,0.0018990586924651394,0.0018959122843265046,0.0018162617988074007,0.001786117521509527],"twin_dists":[0.2635878393689772,0.27104686914348197,0.3444741921959194,0.36931234735268503,0.3894763270041043,0.3943174557183216,0.39802477534735664,0.40210224051156085,0.4032424777760745,0.4050562632886536,0.4183757974658634,0.4210829009744576,0.4254880122861785,0.43654407222031977,0.44506375576699775,0.44570438809428997,0.4465185197404716,0.4480820080818716,0.45339535178821055,0.45434721178299364,0.4593002206570531,0.45977758490888626,0.4598384135147583,0.4614100700811928,0.4620214744671561],"n_dims_used":45,"mean_confidence":0.9192635430230035},"coverage":{"mean_confidence":0.9192635430230035,"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}}