{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001793},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002111","490:4900001806","490:4900006397","490:4900002105","490:4900008080","490:4900000862","466:4660004000","490:4900011138","490:4900011047","490:4900011557","490:4900000483","487:4870001987","487:4870003631","496:4960005609","490:4900007854","490:4900007971","490:4900006615","487:4870000849","490:4900000749","487:4870000449","493:4930006090","466:4660004472","494:4940003716","490:4900001099","487:4870003486"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,490,490,487,487,496,490,490,490,487,490,487,493,466,494,490,487],"twin_sims":[0.032701859337802175,0.0302714385372837,0.010055508558376695,0.0034564272748113635,0.0019018902195640207,0.0012636401692691045,0.0012423597885595807,0.0005043958095104757,0.0004016578186438707,0.00035628986272221683,0.00034676892626823617,0.0003251715357504336,0.0002852171632025953,0.0002254061938420891,0.000185024340396153,0.00012997822523264405,0.00012391407266532204,0.00012208274155158373,0.00007995954072318392,0.00006785332884532676,0.00006785212998182663,0.00006521188755502558,0.000056650192536495016,0.00005231815000576871,0.00005160995932278435],"twin_dists":[0.3396819156865021,0.34349533965074147,0.393913181490592,0.43725558674440135,0.45972292303945567,0.474486755103835,0.4750901287301917,0.506082375172768,0.5136173930121248,0.5175385370049582,0.5184205594781511,0.5205086140868007,0.5247398515295159,0.5322511439815069,0.5384710633305299,0.5494210783520315,0.5508859413156256,0.5513416442467638,0.5641395463393005,0.5690270137039446,0.5690275374454885,0.5702028038398851,0.5743511851689951,0.5766827145265574,0.5770812019648481],"n_dims_used":45,"mean_confidence":0.9186952379014757},"coverage":{"mean_confidence":0.9186952379014757,"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}}