{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006023","470:4700007073","470:4700006861","470:4700007180","470:4700004987","470:4700006600","470:4700006024","479:4790001952","479:4790002035","489:4890000800","479:4790001396","470:4700006319","470:4700007173","472:4720002420","479:4790001549","470:4700006178","479:4790000695","479:4790002124","472:4720002029","479:4790002457","479:4790001628","479:4790001191","499:4990001743","479:4790003576","470:4700004128"],"twin_admin_codes":[470,470,470,470,470,470,470,479,479,489,479,470,470,472,479,470,479,479,472,479,479,479,499,479,470],"twin_sims":[0.890657975080771,0.8123106931010731,0.8108637027243448,0.7603544783170673,0.7500978840666941,0.7116347413191615,0.6888169405074106,0.6275336417435475,0.6133719237215325,0.6059272162112112,0.5882479873795068,0.5862104309275844,0.5731308948250322,0.5653319376849842,0.5630873405364815,0.5523269268937283,0.5455609364752271,0.5436351871946075,0.5422497432142007,0.5379694676983867,0.5329348181476021,0.5296872715080501,0.5275776438797383,0.527556903806824,0.5266179597187033],"twin_dists":[0.062500480560601,0.08374082659631518,0.0840991810179306,0.09613704597671964,0.0984910380381946,0.10712724508772814,0.11214114596275239,0.1253753703336295,0.12840952682306042,0.13000370078825538,0.13379047560119592,0.1342272092686955,0.13703342056512705,0.13870962730482914,0.13919255732738367,0.14151136880155812,0.1429729677318189,0.14338953548057795,0.14368939080846446,0.1446166817021176,0.1457092375917695,0.14641509643095177,0.1468741191167997,0.14687863380928529,0.14708306357338277],"n_dims_used":43,"mean_confidence":0.9116148837777072},"coverage":{"mean_confidence":0.9116148837777072,"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}}