{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002381},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001766","490:4900001767","490:4900002826","490:4900002229","490:4900001772","490:4900002974","490:4900002231","490:4900002530","490:4900002679","490:4900001920","490:4900002827","490:4900001631","490:4900002230","490:4900002238","490:4900002678","490:4900002078","490:4900002980","490:4900001774","490:4900002983","490:4900001913","490:4900002973","490:4900001239","490:4900002224","490:4900002686","490:4900001106"],"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":[0.7015678252367238,0.6806224832757123,0.6789375796640585,0.5457171456839899,0.5424198889813366,0.45469197160794006,0.3451299129505689,0.3044045899762716,0.29408787711875545,0.2862661451347507,0.2800042634354811,0.278451211586028,0.26971853609013935,0.23683107964440286,0.21574100337897348,0.2129978641271792,0.18358416284663437,0.17507459200244402,0.1704695714842688,0.1657419997124499,0.1528027899443488,0.15012758319886876,0.14402272466722707,0.1371428799579015,0.13570115019062584],"twin_dists":[0.1093474847379803,0.11392701999638945,0.11429339857283653,0.142939188772516,0.14365255821310563,0.16305689638794818,0.18944181821451775,0.20030987880675982,0.20319249792297273,0.20541803256200394,0.2072261666483788,0.20767839521780856,0.21025041540980266,0.2204355457642178,0.22746037280880463,0.22840732877494574,0.23913007946621748,0.24245470442456904,0.244302055394235,0.24623619982492692,0.25174266689723573,0.25292333941060163,0.25567693248088214,0.2588859520681016,0.2595736001798927],"n_dims_used":45,"mean_confidence":0.914538828531901},"coverage":{"mean_confidence":0.914538828531901,"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}}