{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003186","490:4900003716","490:4900004406","490:4900002293","490:4900001979","490:4900004541","490:4900003573","490:4900004002","490:4900004280","490:4900003437","490:4900002129","490:4900001023","490:4900002431","490:4900003177","490:4900003704","490:4900003038","490:4900003698","490:4900004419","490:4900003572","490:4900002446","490:4900002284","490:4900001542","490:4900001974","490:4900003438","490:4900006631"],"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":[0.7555030297877244,0.6755877729167982,0.6424372512436098,0.6310780790466057,0.588197256173159,0.5468677512721084,0.5363184625967675,0.5171251469023982,0.5074223889593066,0.5045618747817975,0.4897876225830885,0.47345321902446913,0.436637759267734,0.428878306604711,0.4252039233422817,0.4247916022739885,0.4240471022441338,0.4146989687959955,0.40146141755671966,0.39757477930310203,0.3894766488640623,0.3770013327763032,0.3710666318495523,0.36253172063537475,0.35035694458699246],"twin_dists":[0.09725361792054371,0.11502102725066135,0.12217678004750358,0.12461532321473148,0.1338013483239885,0.14269043144192395,0.14497473696026833,0.14915454366927963,0.1512813694005289,0.15191038555424294,0.15517511193603442,0.1588192586117467,0.16719556993990778,0.16899481362399232,0.16985144196808666,0.169947759257236,0.17012177142548954,0.1723177906555222,0.17546459923418062,0.17639730899645287,0.1783542617452563,0.18140695780403257,0.18287634183113693,0.1850101437719593,0.18809868679232122],"n_dims_used":45,"mean_confidence":0.9196263631184896},"coverage":{"mean_confidence":0.9196263631184896,"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}}