{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003576},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003514","480:4800003031","480:4800003771","480:4800003027","480:4800003070","480:4800003238","480:4800003192","480:4800003701","480:4800003573","480:4800003507","480:4800003387","480:4800003844","480:4800005738","480:4800003164","480:4800005813","480:4800003193","480:4800003208","480:4800005808","492:4920003673","480:4800002907","480:4800003292","480:4800002986","480:4800003123","480:4800002904","487:4870009986"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,480,480,480,480,487],"twin_sims":[0.3282036767246124,0.23872858562238863,0.1996982100873524,0.1792018105938908,0.1622761098219061,0.161320895398142,0.14695976044691847,0.14283101411475516,0.13997367936821414,0.1338372481322164,0.12158444787548776,0.10738365735101965,0.09486576733832244,0.0818823076189816,0.07839928808113414,0.07806685271604545,0.07699371035135139,0.07470173678729025,0.0701471469486282,0.07012462442155519,0.06970396363842629,0.06916654052337046,0.0683029733031293,0.06667847886641441,0.06339024857722365],"twin_dists":[0.1938674974256502,0.21982406995811493,0.2331200379771671,0.240828253003317,0.24767960369095574,0.24808133253924058,0.25434163251970987,0.25622449550242155,0.2575513499641327,0.26047077411581393,0.26661598250408286,0.2743610317263411,0.28187804829456903,0.29055174396535055,0.29306433072192556,0.29330879821814926,0.29410372549480907,0.2958318427657244,0.2993971822998167,0.2994152733466641,0.29975403597025946,0.30018925310123745,0.3008943815625277,0.30224073217317043,0.30504999849244113],"n_dims_used":43,"mean_confidence":0.913248106490734},"coverage":{"mean_confidence":0.913248106490734,"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}}