{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004412","470:4700003199","470:4700003534","470:4700004207","470:4700004907","470:4700004421","470:4700003543","470:4700004594","470:4700004756","470:4700003059","470:4700004766","470:4700003709","470:4700003864","470:4700003879","470:4700004754","470:4700004392","470:4700004400","470:4700003710","470:4700004733","474:4740000573","470:4700004217","470:4700003227","470:4700002550","470:4700004596","470:4700003162"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,474,470,470,470,470,470],"twin_sims":[0.4759721407777413,0.4426783210099402,0.42160587579418474,0.3970772885609387,0.3923887268121396,0.35950465130043663,0.34280261709695037,0.2961342479258975,0.295469873292415,0.2868994329815146,0.28148020486038666,0.27676437581138497,0.27593961789914123,0.2581078131566528,0.2580924507440525,0.2550703548628354,0.2525770430657642,0.2465482463124451,0.23875687427812833,0.23664086701158127,0.23646595200501164,0.23636572676403067,0.23253157161803947,0.23169775871756262,0.22296957747772467],"twin_dists":[0.1582547091932922,0.16580368425908473,0.17069325800472068,0.1765169958537681,0.1776483872719433,0.18577301900675258,0.19004329704122547,0.20261605398678473,0.20280294379657332,0.2052365009385075,0.20679780106000278,0.2081713235268421,0.2084130025562786,0.21375130427113193,0.2137560011065909,0.21468342087270068,0.21545382491572182,0.21733691852674117,0.2198149778710722,0.22049701823058782,0.22055357533356532,0.2205859945279266,0.22183302059093024,0.22210599433132155,0.2250031875013697],"n_dims_used":43,"mean_confidence":0.913563750510992},"coverage":{"mean_confidence":0.913563750510992,"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}}