{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012983","490:4900012608","490:4900012738","490:4900012937","490:4900012739","490:4900013199","490:4900012810","490:4900013093","490:4900013094","490:4900012873","490:4900012461","490:4900012936","490:4900012809","490:4900013121","490:4900012800","490:4900013227","490:4900012867","490:4900013052","490:4900012741","490:4900012253","490:4900012742","490:4900013022","490:4900012801","490:4900012812","490:4900012933"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5507243829025543,0.41981810014894316,0.4112045710870484,0.3882460752809567,0.358528335221954,0.3109692018665956,0.26060886591266513,0.21719075600898743,0.213897252365841,0.2049550150477269,0.1906261545648232,0.18277378050624066,0.1435364318406036,0.1392131908119062,0.1339946239135571,0.1161965710976669,0.10576992595618406,0.08660879106883604,0.07989312327591895,0.07160490714079759,0.06186828874608026,0.0603082746297417,0.05212574034269556,0.05007404288817938,0.047506945702712515],"twin_dists":[0.14185728462461447,0.17111265652850247,0.17314411987324668,0.17865329083668852,0.18601976666411874,0.19850510511932026,0.21298897947313267,0.22696318218382683,0.22809594896926105,0.23123238019574494,0.2364601129235228,0.2394419292552089,0.2558999648184713,0.25790789313227985,0.26039466129153865,0.2694682448456621,0.27529035596091417,0.2872754349847763,0.2919759586378917,0.29823614837587703,0.30639081850930433,0.30779354550244475,0.31568298562582564,0.317821340578614,0.320602181330921],"n_dims_used":45,"mean_confidence":0.9088690863715277},"coverage":{"mean_confidence":0.9088690863715277,"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}}