{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000274","490:4900000503","490:4900001065","490:4900001061","496:4960008581","496:4960008267","490:4900001093","490:4900001740","490:4900000517","490:4900000619","496:4960008680","496:4960008379","496:4960008585","490:4900000326","490:4900000475","490:4900000521","490:4900001044","490:4900000955","490:4900000623","490:4900000145","496:4960008962","496:4960008963","496:4960009380","490:4900002180","490:4900002188"],"twin_admin_codes":[490,490,490,490,496,496,490,490,490,490,496,496,496,490,490,490,490,490,490,490,496,496,496,490,490],"twin_sims":[0.8215549613302497,0.7826782599836016,0.7445483859739918,0.6813472642422153,0.6613187903558654,0.6397800007506,0.6348108272267868,0.6290119431261598,0.5958721960551311,0.5931298016262309,0.5852394089577985,0.5646838912249137,0.5288577634842394,0.5218330409130075,0.5043229839688519,0.5015733179291053,0.49991207659158177,0.4644291468439972,0.4643849657439678,0.45989874894000476,0.4485299234817369,0.4483143189531649,0.44419356418895223,0.43776131752925285,0.4300832138292665],"twin_dists":[0.08142963402596388,0.09091837009132381,0.09975467163962243,0.11376933478473514,0.11811001384878751,0.12274766297650391,0.12381449693603183,0.12505841380435093,0.13215698428794528,0.13274443509135087,0.13443537342778436,0.13884903109035215,0.14659553760413657,0.1481261187221436,0.1519629597852177,0.15256858398366271,0.1529349203176681,0.16085009191923685,0.1608600677856971,0.16187477371391476,0.16446232328265528,0.164511627836722,0.16545569858284062,0.16693610649498444,0.16871456418795125],"n_dims_used":45,"mean_confidence":0.9171412997775608},"coverage":{"mean_confidence":0.9171412997775608,"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}}