{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001147","489:4890001564","489:4890000964","489:4890001334","479:4790001580","468:4680001859","489:4890004562","489:4890001567","489:4890000519","489:4890001027","489:4890001891","489:4890001644","489:4890001562","489:4890000625","489:4890000965","489:4890001987","489:4890001148","489:4890001025","468:4680002095","468:4680001548","468:4680002519","470:4700006039","472:4720006287","489:4890000788","478:4780001939"],"twin_admin_codes":[489,489,489,489,479,468,489,489,489,489,489,489,489,489,489,489,489,489,468,468,468,470,472,489,478],"twin_sims":[0.8153612239505807,0.7955791991321305,0.714847097857135,0.6638370548791145,0.6572515666646911,0.6052705650420004,0.6020128593447203,0.5876219484632277,0.5835617346692119,0.5825162303777032,0.579107798068228,0.5779872930644046,0.5717924805882887,0.5690365386533718,0.5679704544805633,0.5609748250024834,0.5585105500454036,0.5485963319359082,0.5441277107236645,0.5286059393456648,0.5151860048666258,0.5147090208909303,0.511630444789436,0.5099035717909481,0.5036947822892291],"twin_dists":[0.08298238757584821,0.08783296972243777,0.10641573573780456,0.11756597833213013,0.11898777490368287,0.13014430776673575,0.13084188743005415,0.133924652223917,0.13479508202420368,0.13501928478711242,0.13575042040989868,0.13599085500637095,0.1373209022617388,0.1379130853077993,0.13814224595075777,0.13964729708759452,0.14017804961849348,0.142316885914103,0.14328297052421612,0.14665032840912115,0.14957879528340579,0.14968321126117826,0.15035771963624867,0.15073652246431726,0.15210124423647045],"n_dims_used":45,"mean_confidence":0.9156066046820747},"coverage":{"mean_confidence":0.9156066046820747,"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}}