{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001435","480:4800001830","480:4800001822","480:4800001721","480:4800002057","480:4800001943","480:4800001279","480:4800001377","480:4800001716","480:4800001441","480:4800002162","480:4800002535","466:4660004882","480:4800002060","480:4800001434","480:4800002308","480:4800002049","480:4800001382","480:4800002209","480:4800001387","480:4800002012","480:4800002207","480:4800002154","480:4800001836","470:4700005789"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,480,480,480,480,480,480,480,480,480,470],"twin_sims":[0.4856720325516353,0.43956203247601455,0.3975961170806552,0.368128025142691,0.3440999817716603,0.3394221106950883,0.33306903960187545,0.3218356804383083,0.31160352326114377,0.3057741466591794,0.29245002497040073,0.2914103342824588,0.2867162746617815,0.2524687903613712,0.2470421577590951,0.24030823746051302,0.23713786952691193,0.2255795774333796,0.2179910178047732,0.21308072156345514,0.21229759497766265,0.2094793728697797,0.20067209726589266,0.19992876900191242,0.1976802026077153],"twin_dists":[0.15608965275516337,0.16652081423292078,0.17639217706606214,0.18360821687230697,0.18970773243349878,0.19092086633693192,0.19258293161332432,0.1955647746667336,0.1983318783669304,0.1999315152037218,0.20365557700129816,0.2039503331234038,0.20528897844569738,0.21548738303611453,0.21718154322736613,0.2193174325502995,0.22033646602003876,0.2241290720597906,0.22668968938533288,0.2283786053151104,0.22865038753541747,0.22963410717083285,0.23276776933754614,0.23303653479260972,0.23385376986843054],"n_dims_used":43,"mean_confidence":0.9199853941451671},"coverage":{"mean_confidence":0.9199853941451671,"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}}