{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004094","489:4890004399","489:4890004138","489:4890004304","489:4890004193","489:4890004244","489:4890005340","489:4890003711","489:4890005147","489:4890005185","489:4890004768","489:4890004540","489:4890003966","489:4890003658","489:4890003906","479:4790001361","489:4890004482","472:4720006004","489:4890004626","489:4890003712","489:4890003997","489:4890005065","489:4890003967","489:4890004385","489:4890003845"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,472,489,489,489,489,489,489,489],"twin_sims":[0.7477639089147122,0.738267877215219,0.701303187606219,0.6949309795152844,0.6538959743589298,0.6500943808443456,0.6486608804826519,0.642723519174203,0.6365467692870057,0.6203974926735663,0.6116054987497253,0.6110294609789044,0.6052000536725637,0.6031775098908593,0.5930229175028154,0.5898428883361568,0.58912042309037,0.5884354254837331,0.5771938052179808,0.575761970335338,0.5726233426727494,0.5595015075184955,0.5590249459331817,0.5524583515387662,0.5413988879268429],"twin_dists":[0.09902331034334284,0.10117690081245917,0.10940566654807021,0.11080398483661427,0.11971117032725574,0.12052992335037697,0.12083845376053343,0.12211526043205861,0.12344190975955785,0.12690470579110077,0.12878780269498372,0.12891115554954438,0.13015940621156702,0.13059249394760514,0.132767333035988,0.13344868290382716,0.1336035033340956,0.13375030429529175,0.13616114394100037,0.13646848115486165,0.13714243090977915,0.1399645794823948,0.1400672328286373,0.14148300732647212,0.14387361301363397],"n_dims_used":45,"mean_confidence":0.9170657687717014},"coverage":{"mean_confidence":0.9170657687717014,"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}}