{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001707},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001708","490:4900003602","490:4900001572","490:4900001722","490:4900001571","490:4900001848","490:4900001710","490:4900001862","490:4900003595","490:4900001453","490:4900002460","490:4900003463","490:4900001999","490:4900002491","490:4900003330","490:4900002343","490:4900001729","490:4900001166","490:4900004149","490:4900001051","490:4900001202","490:4900002021","490:4900003222","490:4900003214","490:4900002333"],"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":[0.8648987916154834,0.5775151064521321,0.5610004409977675,0.5598030072933556,0.5531481646021675,0.5429640727250897,0.5402786119227632,0.5368473360649135,0.5293272833341065,0.5113424387730824,0.47554530009606033,0.4754415964396841,0.4710326656125754,0.46496673367602714,0.45064365503993914,0.443307372608571,0.43601605327727655,0.43287290037653403,0.421626594363859,0.41814007754013044,0.4180850178172002,0.39211094332538216,0.38928341236189734,0.3885695623315882,0.38837158646293135],"twin_dists":[0.06997397841716024,0.13609218757468308,0.1396417816283238,0.13989964146116515,0.14133416282615446,0.14353476924639033,0.14411625048678692,0.1448600161471069,0.14649339648123183,0.15042087325050543,0.1583503050293347,0.15837353488264003,0.15936269946407874,0.16072873398761112,0.16397942415154287,0.1656591627587751,0.16733925429573196,0.16806693312514162,0.1706884019905375,0.17150699709570416,0.17151994770715967,0.1777156149217237,0.1784011887216469,0.17857464038140303,0.17862277123053155],"n_dims_used":45,"mean_confidence":0.9165028889973958},"coverage":{"mean_confidence":0.9165028889973958,"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}}