{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002234},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002183","480:4800002186","480:4800002457","480:4800002233","480:4800002412","480:4800002462","480:4800001934","480:4800001860","480:4800002184","480:4800002193","480:4800001868","480:4800002178","480:4800001977","480:4800002134","480:4800002138","480:4800002284","480:4800002318","480:4800002224","480:4800001752","480:4800002238","480:4800002504","480:4800002135","480:4800002369","480:4800002094","480:4800002331"],"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":[0.8255526048287155,0.741166709270202,0.6903903377416266,0.5769259412157651,0.5481533922510584,0.5368078547603048,0.5295988671087204,0.5255986100467614,0.5162607215659359,0.5019806415215944,0.4684464765510556,0.44817779992993617,0.4383554018231754,0.43246107013722995,0.39544631572398686,0.39450506778838657,0.3936886829076235,0.3669201685295413,0.3591209603449726,0.3578285598145351,0.35286323528600216,0.34322018791624953,0.3421044446942049,0.33632327702477366,0.3332593590753588],"twin_dists":[0.08041785734916312,0.10052146048753736,0.1117974394324854,0.1362186344708073,0.14241258600340037,0.1448685794831952,0.14643432397894637,0.14730509044518258,0.14934361735679483,0.15247881233074959,0.1599443650656176,0.16454285169563362,0.16679902086507994,0.16816243382461618,0.1769098607914309,0.1771369261613294,0.17733407267243684,0.18390988463810376,0.1858699495563212,0.18619683516572877,0.187458401277511,0.18993521829836932,0.19022416003176268,0.19172944789098875,0.19253289231211482],"n_dims_used":42,"mean_confidence":0.9115142822265625},"coverage":{"mean_confidence":0.9115142822265625,"n_dims_used":42,"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}}