{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004494},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001768","490:4900001113","490:4900002070","490:4900003517","490:4900001924","490:4900001116","490:4900003122","490:4900002977","490:4900002377","490:4900004487","490:4900002524","490:4900002527","490:4900002084","490:4900001928","490:4900001773","490:4900002086","490:4900003809","490:4900003650","490:4900002984","490:4900002526","490:4900003123","490:4900002236","490:4900002549","490:4900003389","490:4900001914"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3406365955668244,0.2383805116951282,0.14704073096684575,0.13384883575354503,0.1315534272035761,0.10640154586205663,0.052763003286887544,0.0503614090978396,0.03484563387461132,0.03477272211432883,0.027818958910100538,0.026221694578899227,0.02524330979529082,0.024147304322324266,0.023755798210830684,0.022867259361398305,0.022161984084600864,0.02119117728074329,0.0188548843600745,0.01782416882260031,0.016645358846006757,0.016077695315312366,0.0155246175214296,0.013992456038450823,0.013917334449079374],"twin_dists":[0.19060505348345613,0.21993599976735,0.2543051007840433,0.2604651676153596,0.26158296564266115,0.2749253122819995,0.31503305210687516,0.3175174955556324,0.33651416652880767,0.33661914024748996,0.34761932262652706,0.35047675002445045,0.35230207006402314,0.3544209095989214,0.3551979920158141,0.3570036395392302,0.35848072988601193,0.3605822106731744,0.3660057204951176,0.368587361854866,0.3717054044453254,0.37327664474258826,0.37485513273116167,0.3795019167184487,0.37974110291677116],"n_dims_used":45,"mean_confidence":0.922776370578342},"coverage":{"mean_confidence":0.922776370578342,"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}}