{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008568},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009954","490:4900008234","490:4900010340","490:4900008023","490:4900010596","490:4900011909","490:4900008223","490:4900009537","490:4900009335","490:4900008238","490:4900008456","491:4910005158","490:4900008349","490:4900009732","490:4900008567","490:4900008817","490:4900009861","490:4900007904","491:4910005507","490:4900011013","490:4900011521","491:4910004748","490:4900010248","490:4900009432","490:4900009741"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,491,490,490,491,490,490,490],"twin_sims":[0.07108101702784234,0.06808777520568837,0.04997790888363788,0.04666930770962928,0.0370547073863671,0.03042098425953425,0.019005999189623774,0.018458599350831027,0.017555990402564205,0.01742235992141778,0.011385425003214822,0.011327071347035611,0.010803781815416991,0.007541774488388771,0.007292246080380305,0.0051601483145917665,0.004676189528354185,0.004467951023906451,0.004289723688798545,0.0029950162710633706,0.002790405361425414,0.002759577909711395,0.00272220197541165,0.0019447487279603082,0.001919425192770699],"twin_dists":[0.29865117537412317,0.3010712253794189,0.31792331155321274,0.3215367368418492,0.3334189419287789,0.3432532644519482,0.36563765349052185,0.3669833366459587,0.36928047074339576,0.3696293093881966,0.3885579541280834,0.38878095236825816,0.3908276604414895,0.4060441375873843,0.407439416377919,0.4215138443622422,0.42543645774743905,0.4272387171517216,0.4288428414311604,0.44274841762908307,0.44543610915181914,0.44585658180667986,0.44637217676364316,0.4589045678414104,0.45938607351749],"n_dims_used":45,"mean_confidence":0.8948555840386285},"coverage":{"mean_confidence":0.8948555840386285,"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}}