{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001221},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000576","481:4810005656","481:4810005872","481:4810000960","489:4890000024","470:4700001501","470:4700002120","485:4850003674","488:4880006177","470:4700007962","481:4810005934","481:4810001632","472:4720001789","481:4810005601","488:4880001688","485:4850001037","481:4810005966","481:4810005729","489:4890000955","481:4810006170","481:4810004113","489:4890000313","472:4720002691","481:4810000672","489:4890000496"],"twin_admin_codes":[489,481,481,481,489,470,470,485,488,470,481,481,472,481,488,485,481,481,489,481,481,489,472,481,489],"twin_sims":[0.43423413253398274,0.3146397979906826,0.30024818828343125,0.30002735075502657,0.2968013291177189,0.2916688872939556,0.28400117308137685,0.27631757306069055,0.27536418197043994,0.2621337187003454,0.261297008908954,0.2483289941650335,0.24589897231459146,0.24276819337258876,0.23873148551677592,0.23583687466374426,0.2337263294941444,0.2281864867931243,0.2214111658107117,0.20906270774613991,0.20859987380356362,0.20629114151854674,0.2038137471282717,0.2016793503703162,0.19841181846250372],"twin_dists":[0.16775153220261493,0.1975054746333798,0.2014642461193723,0.20152583971715804,0.2024286511787652,0.2038769741161577,0.20606926780569215,0.20830219552677298,0.20858188445386505,0.21252645615369511,0.21278004005234905,0.21677766319586125,0.21754147273965094,0.21853274387791094,0.21982313788820634,0.22075720774255247,0.22144299949882082,0.22326267211860015,0.22552837116221836,0.22978030846925682,0.22994294234987286,0.23075789562647067,0.23163934614011833,0.2324046681550197,0.23358716477007554],"n_dims_used":43,"mean_confidence":0.9002638528513354},"coverage":{"mean_confidence":0.9002638528513354,"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}}