{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011332},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008944","490:4900011527","490:4900010866","490:4900011934","490:4900009171","490:4900011726","490:4900011594","490:4900011786","490:4900011736","490:4900011270","490:4900011025","490:4900009974","490:4900011413","490:4900007939","490:4900011261","490:4900011190","490:4900011397","490:4900011921","490:4900006249","490:4900008049","490:4900008158","490:4900011340","490:4900011263","490:4900012064","490:4900012066"],"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":[0.07972604121200266,0.07328721148188837,0.058983729882543426,0.0572135900495695,0.05648968934386804,0.05381438378346592,0.052019187306770714,0.045245082681158635,0.045169520925796056,0.041389315597227146,0.03579745835967157,0.03348069340508392,0.032515518450773724,0.027754435526239872,0.027614497246435867,0.026976687164239146,0.0226428368150875,0.019747189847341806,0.017824861678348937,0.016646822059681092,0.016542032554371627,0.016393178574424967,0.01520212033962944,0.01382319793367075,0.013487694860534815],"twin_dists":[0.29209687515616134,0.29691984440258185,0.30900815107881446,0.3106669307860765,0.3113575077909249,0.3139748697771309,0.3157923004806573,0.32315848381790985,0.3232457140588995,0.32777462144969044,0.3351606546570487,0.3385111342624599,0.33996555732429234,0.34773197849453186,0.3479770830181829,0.34910794746883217,0.35746931584597974,0.36386854629140036,0.3685855830291588,0.37170141560503284,0.3719878618492982,0.37239751170742735,0.37579852756426985,0.3800424470847819,0.38113139293109544],"n_dims_used":45,"mean_confidence":0.910721672905816},"coverage":{"mean_confidence":0.910721672905816,"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}}