{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000715","487:4870000436","487:4870001545","487:4870000319","487:4870000878","487:4870000728","487:4870001241","487:4870000883","487:4870000495","487:4870000377","487:4870000973","487:4870000976","487:4870000390","487:4870001066","487:4870000722","487:4870000569","487:4870000559","487:4870000496","487:4870000087","487:4870000795","487:4870001437","487:4870001259","487:4870000877","487:4870001063","466:4660013535"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466],"twin_sims":[0.23457803720004203,0.22709985780385125,0.22066944353461107,0.20111849622046096,0.18718038891820832,0.17445245306397572,0.16306250913904627,0.15260060657942534,0.14941900832708507,0.13970439732040493,0.13159233703874812,0.1301814398143804,0.12948273219504605,0.11921419289706571,0.11648370820523964,0.11532834462126478,0.11496524040503144,0.11130495083660642,0.0999026236709769,0.09821140287271514,0.09501384460666258,0.09420553677871729,0.0910738112035287,0.08719268815152492,0.08404330642427271],"twin_dists":[0.22116576292431367,0.2236230090128895,0.22577919876592417,0.23260669412334511,0.23775776439968724,0.24270223707447908,0.24735015731917948,0.25183136533643136,0.2532386512868387,0.25767743300601964,0.2615638958017531,0.26225811622286355,0.26260401333980077,0.2678585949358863,0.26931371064621107,0.2699373061410606,0.2701342788993199,0.27214711755788645,0.27876519234487246,0.2797963671077584,0.28178470169649006,0.28229565418190783,0.28430857144516025,0.286880648584376,0.2890355510006024],"n_dims_used":43,"mean_confidence":0.9027337362599928},"coverage":{"mean_confidence":0.9027337362599928,"n_dims_used":43,"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}}