{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002176","490:4900004034","490:4900003753","490:4900003893","490:4900004179","490:4900000464","490:4900004184","490:4900002786","490:4900002499","490:4900002004","490:4900002498","490:4900003898","490:4900000475","490:4900002469","490:4900000953","490:4900000020","490:4900001709","490:4900004445","490:4900001573","490:4900002638","490:4900001316","490:4900001600","490:4900003894","496:4960012189","490:4900000685"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490],"twin_sims":[0.747747001938792,0.7455636468566618,0.7346808520721277,0.6988257234018728,0.6566874849866917,0.6099333986541543,0.5437746016764818,0.5332472633119827,0.529315943575987,0.5266771926951124,0.5162553911526053,0.5050022961698211,0.49940056328171417,0.48152697213038353,0.46470958838380155,0.4614347175530983,0.4551895343630862,0.4521123907179608,0.4466638860674739,0.44321206959093157,0.44028843110769544,0.43797941602320395,0.4348896506360208,0.4348149311652027,0.43010700877207997],"twin_dists":[0.09902716165044113,0.0995239939058338,0.10198564595371051,0.10994991701234857,0.1191094271664616,0.12914586194468783,0.14335936928315113,0.1456413744144007,0.1464958631461151,0.14707016482605428,0.14934478350399671,0.15181347674231888,0.15304778716558884,0.1570131559528011,0.16078677735128097,0.16152697239874367,0.16294372091171264,0.1636443770532221,0.1648893467273324,0.16568105306929168,0.16635347657806002,0.16688577150198747,0.16759978845705018,0.16761708040218448,0.1687090329493083],"n_dims_used":45,"mean_confidence":0.9179336547851562},"coverage":{"mean_confidence":0.9179336547851562,"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}}