{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001535","491:4910001030","491:4910001107","491:4910001434","491:4910001936","491:4910003506","491:4910001494","491:4910001431","491:4910002917","491:4910002237","491:4910001228","491:4910001938","491:4910001371","491:4910002468","491:4910001376","492:4920000421","491:4910001835","491:4910001662","491:4910002829","492:4920003192","491:4910000966","492:4920000981","491:4910001643","491:4910003464","491:4910002087"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,492,491,492,491,491,491],"twin_sims":[0.47863962312939157,0.30725940654737155,0.28739755691466995,0.24756338388304594,0.2470748693329641,0.22649082013925956,0.20836759868413826,0.20253246677478307,0.19147551816384242,0.18897725394856973,0.16819513190952096,0.16243786425934126,0.15898805531309843,0.13348519160269617,0.12637909715168852,0.12420015799532068,0.11703296968116657,0.11605686932644192,0.11289703522961449,0.11261150169193412,0.10967464828970412,0.10861932231468416,0.10685430964891597,0.10559948800252565,0.10432750774850755],"twin_dists":[0.15765792599100045,0.1995222920712358,0.20509388272735843,0.21701779150102846,0.21717125982862567,0.22382547167258882,0.23002465344031742,0.23209810546100137,0.23614277152112742,0.23707901070502943,0.24522769002561942,0.24761174551187223,0.249069755584926,0.2606412856642061,0.26415775883233666,0.26526595139785336,0.26901891638938075,0.26954353691512095,0.2712654356146398,0.2714228526051641,0.27306011588063633,0.27365672996054613,0.27466467277536527,0.2753891505208685,0.2761303995976516],"n_dims_used":45,"mean_confidence":0.8978797912597656},"coverage":{"mean_confidence":0.8978797912597656,"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}}