{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003071},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002722","480:4800003349","480:4800002995","480:4800003164","480:4800002905","480:4800003077","480:4800002659","480:4800003573","480:4800003765","480:4800003329","480:4800002815","480:4800003069","480:4800003493","480:4800003255","480:4800003336","480:4800002952","480:4800003149","480:4800003105","480:4800003193","480:4800003504","480:4800002854","480:4800003502","480:4800003080","480:4800003297","480:4800003287"],"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":[0.5438664834717231,0.34091676256531955,0.31763472663080045,0.259662444558037,0.23289540773810583,0.229077143193922,0.22159549901076242,0.21791830693857525,0.206632995084504,0.2001429288445459,0.19588417372418532,0.18804569064000634,0.17758251163831118,0.16257539791625877,0.15736761952764278,0.1537835941297332,0.14906204183857227,0.13888186391953422,0.1367802248443665,0.1336531337722276,0.12969131678370424,0.11893361559361348,0.11835161907161934,0.10866968775390495,0.10654781378299132],"twin_dists":[0.14333948886160522,0.19053228499957459,0.19669474721187113,0.21327690637098912,0.22171410952948045,0.22296816744925432,0.22546612253594578,0.22671451073014792,0.2306368344198775,0.23295903042960925,0.23451116103532266,0.2374303351674584,0.24146317795300226,0.24755408679839797,0.24976256390444723,0.25131360292797467,0.25339791690825275,0.25806368526778756,0.25905841269679686,0.26055990412446806,0.2625006056960248,0.2680069348457532,0.26831548962192636,0.2736281547721768,0.27484101717546106],"n_dims_used":43,"mean_confidence":0.9135103447492733},"coverage":{"mean_confidence":0.9135103447492733,"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}}