{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001717","480:4800001436","480:4800001389","480:4800001387","480:4800001392","480:4800002112","480:4800001380","480:4800001776","480:4800001549","480:4800001558","480:4800001613","480:4800001271","480:4800001774","480:4800001388","480:4800001437","480:4800001713","480:4800001782","480:4800002337","480:4800002257","480:4800001893","480:4800001518","480:4800001446","480:4800001344","480:4800001831","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":[0.5885040161137814,0.5337323795092402,0.5298934107810411,0.522868327339386,0.47386088720663416,0.4231044933219182,0.40136258949833065,0.340803426183263,0.33957574662318263,0.31387213517361146,0.31250706115157767,0.30971999177778853,0.299245734415514,0.29671468355512115,0.29203842558969695,0.28823065159660066,0.2772257074761086,0.2750606328823769,0.26538593418685114,0.26251062034376915,0.25729296035592597,0.2556736463559656,0.2550859035861058,0.25135941511270354,0.24379678735121607],"twin_dists":[0.1337356042913521,0.14553602316386471,0.14637026474840534,0.14790025536627643,0.15872782362710913,0.17034227062899307,0.17548826490432926,0.19056171828635413,0.19088088160735617,0.19771398447466712,0.1980854786826364,0.19884684386507528,0.2017440529015315,0.20245297845574742,0.20377219240170694,0.20485568926168532,0.20803633122759052,0.20867105865890112,0.21154557990138326,0.21241239326643632,0.21400067766251624,0.2144977297368206,0.21467863153411515,0.21583181669894155,0.21820616388441325],"n_dims_used":43,"mean_confidence":0.9216318352277889},"coverage":{"mean_confidence":0.9216318352277889,"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}}