{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006650","490:4900002050","496:4960006941","490:4900002348","478:4780006247","470:4700002800","490:4900007140","488:4880003721","490:4900001753","490:4900007760","490:4900005015","490:4900006771","490:4900005935","470:4700002292","490:4900006777","478:4780003181","490:4900002361","478:4780006551","469:4690000051","490:4900002056","496:4960011947","490:4900000421","478:4780006702","490:4900005010","478:4780007109"],"twin_admin_codes":[490,490,496,490,478,470,490,488,490,490,490,490,490,470,490,478,490,478,469,490,496,490,478,490,478],"twin_sims":[0.4267712438210566,0.419223652838448,0.3142301051375545,0.27942828134082864,0.2601377527659026,0.24513043194196116,0.23801065604305982,0.22564537562297501,0.2240701423962135,0.18979365737507703,0.18357781751275223,0.1760284947047403,0.17387053741117012,0.16530955971487224,0.15396782476634846,0.14932043587060945,0.14400176437843076,0.13946905035860344,0.13705346554541983,0.13410816397001785,0.13310001605016214,0.13293916936559708,0.12937619409508105,0.12929986763602788,0.12556358934146766],"twin_dists":[0.1694856723043991,0.17125227673437213,0.19761671794255714,0.2073937068282861,0.21313222247831703,0.2177840516792421,0.22005505061359182,0.224107122713011,0.22463377115195457,0.23677211229258904,0.23913251749058073,0.24207638683518684,0.24293433678571913,0.24641509495585362,0.2512332331106372,0.2532826027195723,0.255686534130069,0.2577877755302774,0.2589284413553484,0.26033979075920366,0.26082822544582945,0.2609064106494675,0.2626568790952466,0.26269477362027965,0.2645708089902965],"n_dims_used":45,"mean_confidence":0.9169792175292969},"coverage":{"mean_confidence":0.9169792175292969,"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}}