{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010505},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010590","490:4900010931","490:4900011162","490:4900011004","490:4900010929","490:4900010768","490:4900010674","490:4900010509","490:4900011158","490:4900011090","490:4900010755","490:4900011445","490:4900011300","490:4900011239","490:4900011085","490:4900010998","490:4900011237","490:4900011245","490:4900010764","490:4900010770","490:4900011232","490:4900011157","490:4900011301","490:4900011437","490:4900010917"],"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":[0.5169974747225979,0.4121941058180935,0.3924517351797336,0.336190194380504,0.32405362317622877,0.3210557790287754,0.29152475699442465,0.2865098511370606,0.26778739219972847,0.26085544353099777,0.25877700675602516,0.25046738242490246,0.24450103713975924,0.24293475873464987,0.2338158819621185,0.2194141628312791,0.21881662681610237,0.18106926939980256,0.15846017355451134,0.15739467927626213,0.15737439706262477,0.1485448556321898,0.14348657464332704,0.1413503394928485,0.14109314763909878],"twin_dists":[0.14918246427210677,0.17290981302601088,0.17763314141293673,0.19176426316968723,0.19497152128174525,0.1957739243198588,0.2039178633031848,0.2053481458757409,0.2108260937828036,0.21291407184798872,0.21354687885963514,0.2161094747932959,0.21798307652032367,0.21847979853699262,0.22141381843730845,0.22620498467584935,0.2264082399916614,0.24010105620636088,0.24929488104462466,0.24975095205249645,0.2497596553987587,0.2536291664621708,0.25592286290477023,0.2569095810587357,0.25702912350038726],"n_dims_used":45,"mean_confidence":0.893967522515191},"coverage":{"mean_confidence":0.893967522515191,"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}}