{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005514},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006653","490:4900006534","490:4900007138","490:4900007989","490:4900005645","493:4930006916","493:4930004260","490:4900001844","490:4900005513","488:4880003359","496:4960007338","466:4660014149","466:4660001512","466:4660008715","487:4870006594","493:4930004849","466:4660003376","490:4900002018","466:4660006625","490:4900002939","493:4930007070","487:4870006011","490:4900006891","487:4870003445","494:4940002902"],"twin_admin_codes":[490,490,490,490,490,493,493,490,490,488,496,466,466,466,487,493,466,490,466,490,493,487,490,487,494],"twin_sims":[0.48180699043854935,0.4202510708477781,0.38321604804466025,0.3366094864839931,0.31591104918560875,0.31577687245962976,0.2962438517873221,0.2785125319204939,0.27848263887712893,0.2632004424748243,0.2538192360168348,0.25179024448803417,0.24714371692568005,0.24137400926210256,0.23339637371380487,0.22699994248757493,0.22613808822855094,0.22517004756759948,0.2150658409377436,0.21205157801727303,0.21146120233954527,0.19725247857372358,0.19047574409371013,0.1885414171026176,0.1872468344410344],"twin_dists":[0.15695069082830565,0.17101101573275992,0.17988027722024857,0.1916545988945069,0.1971608157322306,0.1971971562978959,0.20258524597162922,0.20766051047656886,0.20766922880763838,0.21220389555621325,0.2150694008889334,0.21569793994755015,0.21714961935985388,0.21897683133684465,0.22155058037798725,0.22365619920274563,0.22394289566032086,0.2242657811487165,0.22769268727421163,0.22873590725601095,0.2289414066358371,0.23400995117917783,0.23651641249363345,0.23724322837907513,0.23773258390325447],"n_dims_used":45,"mean_confidence":0.9098994784884983},"coverage":{"mean_confidence":0.9098994784884983,"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}}