{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001515},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001745","477:4770001690","477:4770001805","477:4770001926","477:4770001169","477:4770002198","477:4770001405","477:4770001870","477:4770001931","477:4770001406","477:4770001864","477:4770001810","467:4670000513","467:4670004071","477:4770000865","467:4670000512","477:4770002956","467:4670001065","477:4770003042","467:4670000396","468:4680010548","477:4770001170","485:4850006600","477:4770002534","472:4720008105"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,467,467,477,467,477,467,477,467,468,477,485,477,472],"twin_sims":[0.43167109370323886,0.3734187276579585,0.35957933414454407,0.34252101376688965,0.26234792800320894,0.25903369325334596,0.25324428549087746,0.25232667112021556,0.24351356899636814,0.24146006580021198,0.24129728273024553,0.23701165629736204,0.22945655367480083,0.22362877708422368,0.21995332810117144,0.20426390912111791,0.1968233978278602,0.1955277556643413,0.19254321099105182,0.18916531035361697,0.18060322069087129,0.17615076718795444,0.17524200153591157,0.17345291443097405,0.17343935378695682],"twin_dists":[0.16834572694692923,0.18229260898528185,0.18575415828409292,0.19011622329696276,0.21246161675208716,0.21346855462665243,0.21524718293230682,0.2155314536279682,0.21829599712966113,0.21894937183111868,0.21900131911268064,0.22037721724971612,0.22284294131801877,0.22478177461757823,0.22602190273360218,0.23147863639080948,0.2341668635301905,0.2346421150129219,0.235745247139153,0.23700823535724916,0.2402820384806063,0.2420279992847569,0.2423882037353962,0.24310124976302944,0.24310667440833073],"n_dims_used":45,"mean_confidence":0.9207665337456598},"coverage":{"mean_confidence":0.9207665337456598,"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}}