{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010878","490:4900012060","490:4900010707","490:4900010862","490:4900011924","490:4900011539","490:4900012127","490:4900012128","490:4900011102","490:4900010708","490:4900012053","490:4900010962","490:4900009882","490:4900011852","490:4900010958","490:4900010873","490:4900008934","490:4900011875","490:4900009991","490:4900010092","490:4900010692","490:4900010521","490:4900010270","490:4900011036","490:4900011999"],"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":[0.28956644826192157,0.2622935554989137,0.23442926490569302,0.22008698350824274,0.20140608971119325,0.1928392823066906,0.18397968846591628,0.1735307362470832,0.17021359661261967,0.16783220603377982,0.15338872374912313,0.12669162047525542,0.11437914207442638,0.11364935121352934,0.11126732131652892,0.10753830532404854,0.10289771503525594,0.09945378885833801,0.09372049085191908,0.0911835608127464,0.09093014728071819,0.08653622991239933,0.08626261373754927,0.08604560187296739,0.08303154588452659],"twin_dists":[0.20447462383580334,0.2124780717222391,0.22121414168777362,0.2259765644782354,0.2325030513660613,0.23563528568422756,0.2389782264619368,0.24307012467013395,0.24440578557028747,0.245376222073023,0.25148610145566397,0.2640000032358097,0.27045323065666926,0.27085214176648037,0.27216807386973213,0.2742725428233252,0.2769720649430476,0.2790375152202367,0.2826039256455635,0.28423711189989387,0.2844022161434306,0.28732464304173033,0.2875104943723569,0.2876582316672773,0.2897414919054165],"n_dims_used":45,"mean_confidence":0.9121983846028646},"coverage":{"mean_confidence":0.9121983846028646,"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}}