{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001542","474:4740001966","474:4740002768","474:4740001648","474:4740001863","474:4740002266","474:4740001867","474:4740001868","474:4740001864","474:4740001450","474:4740003146","474:4740002941","474:4740003162","474:4740002675","487:4870003053","470:4700007031","470:4700007137","474:4740002272","470:4700006923","470:4700007032","474:4740001545","474:4740005387","470:4700006924","474:4740002637","470:4700004578"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,487,470,470,474,470,470,474,474,470,474,470],"twin_sims":[0.5356059855311046,0.5027345710778309,0.44325683057760623,0.427744150832241,0.3805068591518434,0.37724258302353797,0.36062349787166165,0.3351780946664862,0.3106021184634994,0.30884565668051106,0.3016570680488022,0.2793144424439862,0.2675157389215006,0.26237249636839655,0.2476618754231769,0.24651851727798113,0.24586573765654535,0.2443826709707009,0.24343855489654503,0.24272096120539832,0.2421890152217094,0.2409095729544493,0.23972060627366015,0.23119173270572985,0.22989553382876554],"twin_dists":[0.14512931957847758,0.1523127035148241,0.16567077161699797,0.16925890159124488,0.1805443238062021,0.18134746685028458,0.18549066997338393,0.19202927961650007,0.19860544419392118,0.19908650066426464,0.2010719180612358,0.20742684482288787,0.21090728048801127,0.21245418222934015,0.21698687364061633,0.2173462771056943,0.21755195268501182,0.21802054271839624,0.21831980194834763,0.2185477616181747,0.21871702763151377,0.21912513650975868,0.21950564829102318,0.2222719724583473,0.22269822444460616],"n_dims_used":45,"mean_confidence":0.9199664645724827},"coverage":{"mean_confidence":0.9199664645724827,"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}}