{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002908","489:4890005449","500:5000001876","477:4770001676","477:4770003212","477:4770002748","489:4890004926","477:4770002677","489:4890005319","477:4770001678","496:4960010753","496:4960010677","489:4890005435","477:4770002607","477:4770001621","477:4770002536","477:4770002747","477:4770002891","489:4890005418","477:4770001841","493:4930006802","477:4770002466","489:4890005349","496:4960010828","477:4770002976"],"twin_admin_codes":[477,489,500,477,477,477,489,477,489,477,496,496,489,477,477,477,477,477,489,477,493,477,489,496,477],"twin_sims":[0.13525869727682693,0.11978394841988205,0.10972383095690788,0.1045442999984415,0.09010898406955578,0.08900699919099733,0.08728432337714088,0.08718386881307293,0.08649113690246214,0.08327675825601481,0.08296454698688237,0.07858017932534819,0.0746960945306986,0.07410687406647276,0.07370168967679228,0.0711356855130318,0.06860273919727014,0.06707603652704057,0.06216077446626312,0.060616568242606625,0.05986206389397505,0.054632485467115896,0.05441052496956783,0.052936885592538195,0.05203042460097424],"twin_dists":[0.25978573025791374,0.2675581875912244,0.27303241969798164,0.2760035680474589,0.28493973598870564,0.28566720986611377,0.2868188828701368,0.2868865958843418,0.2873552398500269,0.2895697704862274,0.28978848148892716,0.2929316560786172,0.29583614940153685,0.29628734399527246,0.2965992977478385,0.29860775120764593,0.3006487963452044,0.30190879476627924,0.30613106101497467,0.3075139917121242,0.30820024728338086,0.31316326802178995,0.3133824643949156,0.3148568446462943,0.3157807631491221],"n_dims_used":45,"mean_confidence":0.9185348510742187},"coverage":{"mean_confidence":0.9185348510742187,"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}}