{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003241},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002853","480:4800003560","480:4800002861","480:4800002998","480:4800002656","480:4800002661","480:4800003439","480:4800002618","480:4800002900","480:4800003197","480:4800003392","480:4800003384","480:4800002954","480:4800002899","480:4800002607","480:4800003242","480:4800003690","480:4800002806","480:4800003385","480:4800003111","480:4800003687","480:4800003110","480:4800002698","480:4800003204","480:4800003239"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7464781922533469,0.6763764279546133,0.6466867536306894,0.6065727906305255,0.5730094538591812,0.552116023533102,0.5486188381817978,0.5452715329105394,0.5172041298677031,0.507109955238912,0.4939978458313057,0.48613230744017205,0.4660148011603453,0.4634767624874549,0.4476677068025639,0.4363212063433769,0.4311188927981543,0.3901650636233261,0.38554036513105094,0.3679720360415443,0.35684406721821454,0.3474849808450773,0.3337443129169482,0.321359478108354,0.3147952868779775],"twin_dists":[0.09931601071349294,0.11484981069986198,0.12126317016609844,0.12986546594185142,0.13705950234792819,0.14155688403107716,0.14231202363448398,0.1430355533492559,0.14913727173549968,0.15135002654224727,0.15424192029397255,0.1559872563931018,0.16049227702716698,0.16106520881861808,0.16465954907120986,0.16726871928596138,0.1684739311697352,0.17818717080711055,0.1793123558525179,0.18364714799635087,0.1864462488048228,0.188835346098055,0.19240545730154918,0.19569244622126417,0.19746327648796197],"n_dims_used":43,"mean_confidence":0.9136711830316588},"coverage":{"mean_confidence":0.9136711830316588,"n_dims_used":43,"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}}