{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001343},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001572","480:4800001283","480:4800001658","480:4800002491","480:4800002547","480:4800002396","480:4800001342","480:4800002157","480:4800001766","480:4800001341","480:4800002298","480:4800001625","480:4800001659","480:4800002296","480:4800001708","480:4800002115","480:4800001402","480:4800002299","480:4800002452","480:4800002348","480:4800002442","480:4800002542","480:4800002110","480:4800002501","480:4800001462"],"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":[0.5025848934297168,0.4701163932115828,0.3633775823759036,0.3511108457490954,0.3405549032005243,0.3243665338255245,0.30257650172658956,0.28609422732004663,0.2797882431491372,0.27904594800371246,0.2685544186272055,0.2651912948351496,0.25764480611670243,0.2575130244384062,0.2534509506819603,0.23975142173638034,0.23669418223917388,0.23347762651297438,0.2267534889882953,0.22110489490389335,0.20883406825569928,0.19999368856030897,0.199815563524537,0.1943708217364711,0.190136746472577],"twin_dists":[0.1523456756763529,0.15956865657661568,0.18479755077398158,0.1879058359853046,0.19062627768479198,0.19488800649016216,0.20081646087283037,0.20546735429471064,0.20728897751129366,0.20750503489406638,0.21059713453818654,0.21160407180523608,0.21389293951080457,0.21393328128770775,0.21518324990774543,0.21949577078785587,0.22047978468869048,0.22152407894132464,0.22373810833759233,0.2256318743284613,0.22986061877101585,0.233013034387928,0.2330775269348978,0.23506833679521136,0.23664341536722094],"n_dims_used":43,"mean_confidence":0.9213450232217478},"coverage":{"mean_confidence":0.9213450232217478,"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}}