{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010708","490:4900012061","490:4900012127","490:4900012053","490:4900010523","490:4900011539","490:4900010862","490:4900010270","490:4900011990","490:4900010873","490:4900010962","490:4900012128","490:4900010280","490:4900009991","490:4900009878","490:4900011038","490:4900010092","490:4900010778","490:4900010958","490:4900010878","490:4900011110","490:4900011874","490:4900009775","490:4900010884","490:4900009057"],"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":[0.27019828742840524,0.2622935554989137,0.23423448879234224,0.22898174384096234,0.20588454655177965,0.15381752819069144,0.15341172800564087,0.12949877624665404,0.12028489045451246,0.12004818296613276,0.10391227541995463,0.09885378351409148,0.0825192793001923,0.078760635587105,0.07625411432753189,0.07536205179334791,0.07300590522582678,0.07234336700992,0.07184410458714416,0.06893991186772866,0.06881030912143835,0.0686243182397551,0.0677795254216546,0.06628352638447077,0.06554888868435638],"twin_dists":[0.21010779634088173,0.2124780717222391,0.22127751070259016,0.22299967598784648,0.2309020624213423,0.2512987940413232,0.2514760431554926,0.2625960548950715,0.26729496361911004,0.26741923884508634,0.27637390020730507,0.2794030661214349,0.29010154230972807,0.292799544745004,0.2946567859804589,0.295329639401667,0.2971382354393114,0.2976552973253919,0.29804747345190596,0.30037360620591996,0.3004792542786188,0.30063115127519663,0.3013253307138792,0.3025720961226444,0.3031927637670684],"n_dims_used":45,"mean_confidence":0.9142431471082899},"coverage":{"mean_confidence":0.9142431471082899,"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}}