{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000774","480:4800000704","480:4800000631","480:4800000483","480:4800000853","480:4800000778","480:4800000738","480:4800000554","480:4800000668","480:4800000482","480:4800000740","480:4800000773","480:4800000552","480:4800000815","480:4800000627","480:4800000669","480:4800000854","480:4800000667","480:4800000589","480:4800000592","480:4800000741","480:4800000737","480:4800000481","480:4800000775","480:4800001447"],"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":[0.43414869054286437,0.38192519760358706,0.3724591183186801,0.33291408296407926,0.3308360424392653,0.3010110819588878,0.2828381209830092,0.27605339215399505,0.27367053937139807,0.2696033832444838,0.2670838079936344,0.2657308583225412,0.23559300221419538,0.22381134807816377,0.22132470243249375,0.2190492289487948,0.20045586593400114,0.20011128193072572,0.1957018638453321,0.19529435709320977,0.18797387592538067,0.18640208694543858,0.1617357034323868,0.1589377277529229,0.14488799235486258],"twin_dists":[0.16777131764290587,0.18019639390926498,0.18253054067718455,0.19262368473814445,0.1931712073074128,0.20125167152942697,0.20640489007471507,0.2083796370230048,0.20908020175523623,0.21028467104755577,0.2110364734726821,0.21144199088951565,0.2208362447948587,0.2247205293357109,0.225557581452872,0.22632907484050796,0.23284588132831763,0.2329704798347014,0.23457812408221632,0.23472795930098622,0.2374574695327018,0.2380531814235608,0.24790666777752174,0.2490911952567181,0.25528146545815733],"n_dims_used":43,"mean_confidence":0.9230980984000272},"coverage":{"mean_confidence":0.9230980984000272,"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}}