{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002591},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002805","477:4770002396","477:4770002596","477:4770002729","477:4770002807","477:4770002883","477:4770002452","477:4770002597","477:4770002730","477:4770001807","477:4770002800","477:4770002722","477:4770002238","477:4770002799","477:4770001809","477:4770002728","477:4770003367","477:4770002653","477:4770002590","477:4770003507","477:4770002796","477:4770003347","477:4770002886","477:4770002876","477:4770003190"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9219662331816767,0.867238956097408,0.8486518905881313,0.8363051742721161,0.8201213105691877,0.8082164384194991,0.8037294263998535,0.7996752775579921,0.7874342578054968,0.7786350962450468,0.7684581489522101,0.7602829854398127,0.7494174552952212,0.748894673744674,0.744552661405471,0.7368807729109721,0.7332676314094729,0.7191167609508589,0.7189739739098872,0.7126452948614966,0.7113653244171743,0.7082210311399095,0.7078896044974321,0.7025449980643387,0.6974949906090601],"twin_dists":[0.05235300978558703,0.06931958207126408,0.0744048658580281,0.07765618865876106,0.0817906193905234,0.0847525095351822,0.08585334309310824,0.08684118301363046,0.08978740853618704,0.0918742016511083,0.0942586718621663,0.09615354228430197,0.09864633769601601,0.0987655860183849,0.09975370067738525,0.1014899398123754,0.10230359789489112,0.10546760646765278,0.10549936026960013,0.106903581457444,0.10718684928907837,0.10788170193394696,0.10795486180074328,0.10913257042825687,0.1102419367764325],"n_dims_used":45,"mean_confidence":0.9234238518608942},"coverage":{"mean_confidence":0.9234238518608942,"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}}