{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008956},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007859","490:4900009178","490:4900008635","490:4900008737","490:4900008628","490:4900009393","490:4900009071","490:4900008404","490:4900008750","490:4900011205","490:4900008187","490:4900009386","490:4900009287","490:4900008749","490:4900009300","490:4900007954","490:4900009596","490:4900010194","490:4900009387","490:4900008852","490:4900010805","490:4900003977","490:4900010889","490:4900011134","490:4900008304"],"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":[0.7095468601723253,0.6160675103883797,0.5897493283894977,0.5830995462012094,0.5588655137141327,0.5556881189099065,0.5342965805685962,0.5044199248490929,0.48555687107981055,0.47399125393239244,0.47243469541926203,0.4674111860095479,0.46603669852807794,0.4476162722063444,0.44288610420746105,0.4407321223914,0.43968187058080715,0.4370439385202888,0.42766501543833546,0.4272462267290961,0.4168824648440901,0.40815995190467086,0.4033719318259628,0.4004640596733038,0.38396157078217924],"twin_dists":[0.10758888093898225,0.12783222271327171,0.13346873172499973,0.1348941922241401,0.1401015779251348,0.1407863499271247,0.14541352180393138,0.15194162457641164,0.15611527714526668,0.15869858945581464,0.159047815192116,0.16017752017689119,0.16048733867300224,0.16467131888974995,0.16575593833333074,0.16625131818062344,0.16649320014250782,0.1671017404553811,0.16927733897887748,0.16937493399939008,0.1718029825010527,0.1738665945368237,0.17500761709495674,0.1757035507563364,0.17969793828416772],"n_dims_used":45,"mean_confidence":0.9201104058159723},"coverage":{"mean_confidence":0.9201104058159723,"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}}