{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005119},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005114","490:4900005118","490:4900005400","490:4900005254","490:4900005907","490:4900006049","490:4900004979","490:4900007271","490:4900006174","490:4900004977","490:4900006770","490:4900008761","490:4900007641","490:4900005133","490:4900005396","490:4900005003","490:4900008762","490:4900003614","490:4900001866","490:4900007021","490:4900004728","490:4900003864","490:4900004869","490:4900005517","490:4900008316"],"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":[0.7809291623107197,0.5707242898619773,0.5685581025931777,0.5651701138255497,0.5335681405727455,0.5252539871640889,0.5208338234176656,0.4994385894237199,0.4850661257314062,0.44114715240782026,0.4259091812556278,0.41750270628620734,0.40986660157986526,0.4069829580585311,0.387144461635309,0.3581211268029056,0.357057671530263,0.3552242722714476,0.3528614818081696,0.350092562938912,0.348615654386787,0.3461622769854481,0.34012322214923757,0.3395752216383,0.3345471309914729],"twin_dists":[0.09133248857984319,0.13755039272427352,0.138015921673261,0.13874443600427142,0.14557168825844805,0.14738017516881685,0.14834421137594764,0.15303939547914644,0.15622449309057285,0.1661557952192338,0.16968678512036267,0.1716569579509343,0.17346132346797,0.17414652670216346,0.17892136197628314,0.18612278353880982,0.1863921037631759,0.1868573839279471,0.18745884841101465,0.18816636802966688,0.188544947813438,0.18917569759807917,0.19073847652827564,0.1908810182214714,0.19219471600019242],"n_dims_used":45,"mean_confidence":0.9150972154405382},"coverage":{"mean_confidence":0.9150972154405382,"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}}