{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000848},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006331","489:4890000797","470:4700006329","489:4890003553","489:4890001026","470:4700005904","489:4890004654","489:4890001412","489:4890002390","489:4890004699","489:4890000796","470:4700006191","489:4890004063","489:4890004179","489:4890000616","479:4790006359","470:4700004141","472:4720000924","489:4890003146","470:4700004318","469:4690002673","489:4890003368","489:4890004271","489:4890004698","489:4890003433"],"twin_admin_codes":[470,489,470,489,489,470,489,489,489,489,489,470,489,489,489,479,470,472,489,470,469,489,489,489,489],"twin_sims":[0.7746283870643668,0.750378862847447,0.5959928552535761,0.590428748629391,0.5879235390682513,0.5852489092476615,0.5802285851347228,0.5572249533952147,0.555765504281013,0.5545419495073757,0.5188445051516621,0.5183820797446819,0.5100272392629409,0.49747465040087885,0.494342404737698,0.49042230782547297,0.48615504272962995,0.4788460159132727,0.47837248617253625,0.4776116299355085,0.47166703230020357,0.47131100517171604,0.46869624378388447,0.4673901014855684,0.4573366699682488],"twin_dists":[0.09281653858639514,0.09842687768995755,0.13213114007046933,0.1333231435609851,0.1338600123708545,0.13443333668028165,0.13550996470233642,0.1404550704511527,0.1407696655346472,0.1410335064484972,0.14877869894159826,0.14887975387966512,0.1507093841376183,0.15347303692775016,0.15416565276684585,0.15503428293455207,0.15598219929404084,0.15761179554353977,0.15771764274451874,0.15788778619606658,0.15922018717790085,0.15930016177024636,0.15988814196172546,0.16018227040189345,0.16245584919751319],"n_dims_used":45,"mean_confidence":0.9152838812934028},"coverage":{"mean_confidence":0.9152838812934028,"n_dims_used":45,"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}}