{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010205},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008734","490:4900009792","490:4900009912","490:4900009796","490:4900009597","490:4900001529","490:4900003558","490:4900009803","490:4900001956","490:4900010007","490:4900011210","490:4900010188","490:4900010296","490:4900008844","490:4900009298","490:4900009184","490:4900011615","490:4900009806","490:4900010895","490:4900010208","490:4900010900","490:4900004115","490:4900008513","490:4900011279","466:4660004145"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466],"twin_sims":[0.5785634542347311,0.36077788573987357,0.3516894625679109,0.3143402971438329,0.3128652362651728,0.31220748733848325,0.23745313296044343,0.2348536899444892,0.22637767311944312,0.22165570469075718,0.21840417985003496,0.2183258582561008,0.20505378635957464,0.18581627842224654,0.18022070537272908,0.17353859317070178,0.1713441653027134,0.16164913995390923,0.15899002169396192,0.15798824133894485,0.15757105520253528,0.15361776808309177,0.1392981072255771,0.13868854322057195,0.12819093268267717],"twin_dists":[0.1358672190546562,0.18545174418693935,0.18775797025345112,0.1975867895728117,0.19798791485508213,0.19816712898755773,0.22023473679376487,0.2210761774311506,0.223863124940347,0.2254457988015299,0.2265487535186874,0.22657545644610402,0.23119723227023575,0.238276106356777,0.24043082911749492,0.24306698282187997,0.24394847938064063,0.2479430905186137,0.24906891800186823,0.24949660880664293,0.24967530145555325,0.2513860041904793,0.25786800942905536,0.2581547142041309,0.2632472539850891],"n_dims_used":45,"mean_confidence":0.9187695821126302},"coverage":{"mean_confidence":0.9187695821126302,"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}}