{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":472,"cluster_id":4720002180},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720002105","468:4680006761","472:4720001468","496:4960002248","470:4700000084","496:4960005372","499:4990000890","470:4700004860","469:4690001056","472:4720005800","496:4960006065","470:4700003286","472:4720002451","470:4700003970","489:4890000572","481:4810000213","479:4790005990","470:4700003459","478:4780000387","472:4720002721","479:4790006108","472:4720000021","472:4720002293","466:4660009641","489:4890000473"],"twin_admin_codes":[472,468,472,496,470,496,499,470,469,472,496,470,472,470,489,481,479,470,478,472,479,472,472,466,489],"twin_sims":[0.6673897909920739,0.5588592188339155,0.3540348656230149,0.35335974179769436,0.27957269824879,0.2783644513176109,0.27442965670762637,0.27293024871317895,0.26800912193270915,0.2506885569504401,0.24848450199668734,0.23149714816641886,0.2271265678379081,0.22468425754384122,0.2214555473238255,0.21776533474335918,0.21587991832226364,0.21000212592911746,0.20585024140837,0.20368660024632962,0.20142279342255462,0.20113195549346433,0.201047616696916,0.20102435092237464,0.19851307025855197],"twin_dists":[0.11679768099554592,0.14010293400469193,0.1871598953978686,0.18733183949385118,0.20735167951736147,0.20770370388961906,0.2088566148920442,0.20929861063022195,0.21075986517581694,0.2160405722314181,0.21672894728198236,0.22217176664690358,0.22361413802756525,0.22442816182890535,0.22551338052805564,0.22676674909831526,0.22741263483186386,0.22945096071733775,0.2309142349303954,0.2316847821841093,0.23249703482306006,0.23260184140515863,0.23263225330470436,0.23264064430330508,0.23355032156720215],"n_dims_used":45,"mean_confidence":0.920168219672309},"coverage":{"mean_confidence":0.920168219672309,"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}}