{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002051","488:4880000556","467:4670000407","468:4680001142","469:4690000916","487:4870012261","486:4860002245","478:4780004881","490:4900001101","498:4980005472","496:4960010437","493:4930004288","490:4900004328","496:4960009933","478:4780001743","468:4680002536","478:4780009394","468:4680007390","496:4960008248","500:5000004830","468:4680009266","478:4780003094","484:4840000344","478:4780001162","493:4930004739"],"twin_admin_codes":[490,488,467,468,469,487,486,478,490,498,496,493,490,496,478,468,478,468,496,500,468,478,484,478,493],"twin_sims":[0.10007012132365427,0.07264470700976017,0.06931164609518789,0.05831678166427605,0.057551651757710535,0.056074319964183175,0.05527034531708717,0.05178908235807134,0.04589338462547303,0.045767608541525145,0.043750241371870065,0.04239155474447022,0.04213307964947329,0.039792116297101165,0.03715429068357067,0.03675982113610487,0.03534249007964024,0.03457511561907894,0.03305581252959185,0.031647497966590984,0.030267293700396557,0.02901716170798599,0.028374132327924895,0.027505293867963913,0.02733995203310495],"twin_dists":[0.2786638114453437,0.29741965074361304,0.30007147334959144,0.30962826159364465,0.3103468988835202,0.3117570628855146,0.31253742947537394,0.31602900586368304,0.3224150455750759,0.3225585877444214,0.32490735292371326,0.32654104071020035,0.32685680770941694,0.3297935703911038,0.3332831399598435,0.3338229028858885,0.33580375936759893,0.3369045864375882,0.33914691911299366,0.3413054175495151,0.3435020636353563,0.34556708380062945,0.34665918423910064,0.348169098531637,0.34846107676845167],"n_dims_used":45,"mean_confidence":0.9173509385850694},"coverage":{"mean_confidence":0.9173509385850694,"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}}