{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006033","480:4800006390","480:4800006159","480:4800006341","480:4800006131","480:4800006340","480:4800006331","480:4800006203","480:4800006233","480:4800006284","480:4800006270","480:4800005596","480:4800006342","493:4930002986","480:4800006282","480:4800006279","493:4930002821","480:4800006370","480:4800006110","480:4800006180","480:4800003718","480:4800006034","480:4800006232","480:4800006229","480:4800006312"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,493,480,480,493,480,480,480,480,480,480,480,480],"twin_sims":[0.3623004382429301,0.3430079678089898,0.2606805348024261,0.22638607281140274,0.11920687355817948,0.11807030771844937,0.10898726992602571,0.09164314993547873,0.08755390931526452,0.08414605198456221,0.0787410165971527,0.06482790526133562,0.06242588992445922,0.061473581702969515,0.057166641093493765,0.05577964134338224,0.05329276198630635,0.053020545967620986,0.05298144901396744,0.05135418098869101,0.04797727693373496,0.04721744725856921,0.046828247909305364,0.04577735381242475,0.0454897541438349],"twin_dists":[0.18506831644329574,0.18999013790460517,0.2129672026490543,0.2238603292468702,0.2678624612416476,0.26846504796152876,0.2734482081905076,0.28393860386443476,0.28663746983602545,0.2889642419579967,0.29281389594381435,0.3038074425945587,0.3058964756744533,0.3067429608677593,0.31071149913081686,0.3120420080058188,0.31449770167212965,0.31477223665589177,0.3148117626591269,0.3164787798038285,0.32008345486144446,0.32092360608522585,0.3213583341088193,0.32254745413346575,0.3228768649747052],"n_dims_used":43,"mean_confidence":0.9159974386525709},"coverage":{"mean_confidence":0.9159974386525709,"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}}