{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010648","490:4900007781","490:4900009619","490:4900008655","490:4900011061","490:4900008104","490:4900010748","491:4910004957","490:4900011360","490:4900010820","491:4910005762","490:4900011219","490:4900010492","490:4900009822","490:4900010023","490:4900010021","490:4900008899","490:4900010121","490:4900011289","490:4900010734","490:4900010675","491:4910005413","490:4900010235","491:4910005714","490:4900009720"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,491,490,490,490,490,490,490,490,490,490,490,491,490,491,490],"twin_sims":[0.23138155125977408,0.19645342547047592,0.1860761955193931,0.13407336638037054,0.12934528102268902,0.12085800140632882,0.11115529464999631,0.06459002402301017,0.044497408333049444,0.044071137438878256,0.03731709674485464,0.036915452029112464,0.03368143886815785,0.03218610457991466,0.030791515289946215,0.028059177201139755,0.027925040720629082,0.027510275617597616,0.026323452870624084,0.025727419983604564,0.023321779655857217,0.022203411862892576,0.019069236365907787,0.018750659263157363,0.01860307831477389],"twin_dists":[0.22220968336916852,0.23430235054662182,0.2381771360478335,0.2603566036895306,0.2626722247674102,0.26699484298490556,0.272230495227964,0.30401147526019784,0.3240270507500669,0.324527742608429,0.3330617844145667,0.3336093648789296,0.3382131327353215,0.34047039399224993,0.342657835939758,0.34720187551435727,0.3474345947194935,0.3481603247014847,0.35029029600571704,0.35139140098140403,0.3560725313822204,0.35839284533885474,0.3654843866950778,0.3662610846199358,0.36662480682513626],"n_dims_used":45,"mean_confidence":0.8858516269259983},"coverage":{"mean_confidence":0.8858516269259983,"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}}