{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000144","480:4800000192","480:4800000223","480:4800000016","480:4800000251","480:4800000116","480:4800000114","480:4800000218","480:4800000053","480:4800000260","480:4800000207","480:4800000262","480:4800000263","480:4800000191","480:4800000101","480:4800000206","480:4800000173","480:4800000250","480:4800000009","480:4800000012","480:4800000257","480:4800000159","480:4800000070","480:4800000248","480:4800000004"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.43166902010977626,0.35491733601838754,0.3285541899998143,0.3215933893335579,0.26074729957817877,0.24353766444931849,0.2198331780340243,0.20602851313301693,0.1638113977647293,0.15895355981924122,0.1582089883923007,0.14366564031475912,0.11915088758742856,0.1167664485800127,0.11627163365361365,0.10975853859722197,0.0751169646279364,0.07288929358134051,0.06879289523948036,0.06787782732376957,0.058748385756124996,0.05758029614049604,0.056801540703891554,0.05104088875500561,0.05010689959104812],"twin_dists":[0.16834620824781898,0.1869353992716537,0.19377460592673013,0.19562972056997321,0.21294691933897805,0.21828835173395214,0.2260626754944626,0.23085099380951382,0.24703749336928282,0.24908445022235182,0.24940219573107464,0.2558406502664168,0.26789204080629725,0.2691618281235634,0.2694278186871881,0.2730128806022163,0.29551562483622196,0.2972289660553765,0.3004934618543288,0.30124419367010485,0.30922630522501304,0.3103198535197724,0.3110591214467699,0.3168047526517226,0.3177865263078573],"n_dims_used":43,"mean_confidence":0.907715730888899},"coverage":{"mean_confidence":0.907715730888899,"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}}