{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000431},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000607","480:4800000365","480:4800000499","480:4800000430","480:4800001048","480:4800000509","480:4800000435","480:4800000340","480:4800001033","480:4800000583","480:4800000463","480:4800000843","480:4800000602","480:4800000762","480:4800000918","480:4800000726","480:4800000536","480:4800000307","480:4800001195","480:4800000440","480:4800000648","480:4800000433","480:4800000689","480:4800000475","480:4800000688"],"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":[0.833992899450184,0.5110036082605262,0.5066525333071641,0.4767511803760799,0.4638743292718147,0.4585433652651544,0.4340079540971279,0.40741227426894033,0.39520511990760726,0.39343791449898013,0.3902764554556528,0.3746984952755207,0.36886240229940404,0.3360907509837501,0.33400494256039837,0.32896319570820876,0.31953988959587293,0.31758558891643696,0.31479650356685684,0.30563398120685653,0.2983016340520082,0.28560504854297203,0.27726125226948256,0.26598372140117943,0.2618510289550522],"twin_dists":[0.07825525571289575,0.1504951831935532,0.15145056489382264,0.15808030647483706,0.16097539089954913,0.16218202755355862,0.16780391078861392,0.1740443781146141,0.17696802274462597,0.1773946680585841,0.17816014696003385,0.18197576307474,0.18342504460681416,0.19179028307430657,0.1923370113168509,0.1936662819944584,0.1961812629565048,0.19670801384908046,0.1974629463372834,0.199970193221328,0.20200807425206158,0.2056077929083025,0.20802593599981528,0.21136610320952925,0.21261207486113004],"n_dims_used":43,"mean_confidence":0.9112918765045875},"coverage":{"mean_confidence":0.9112918765045875,"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}}