{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002517},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001922","489:4890002515","489:4890003337","489:4890002010","489:4890001776","466:4660011909","489:4890001666","489:4890002519","489:4890003185","489:4890002000","469:4690000047","466:4660010284","489:4890003007","496:4960009812","466:4660012393","489:4890001841","489:4890002031","489:4890002593","489:4890003163","489:4890003335","469:4690002818","489:4890001697","470:4700007437","469:4690002914","489:4890002946"],"twin_admin_codes":[489,489,489,489,489,466,489,489,489,489,469,466,489,496,466,489,489,489,489,489,469,489,470,469,489],"twin_sims":[0.38363730214798236,0.3577509220771422,0.35213870094946603,0.32899723588485574,0.2509667062582063,0.2160433274641868,0.21372737093200847,0.21007029324408114,0.2064895410054431,0.19764366324875463,0.18904865869436813,0.18594079124067228,0.18446031657961146,0.16992139317423136,0.160496843138407,0.16014246411114427,0.156359519492514,0.15411625995767717,0.1517429921317635,0.15030640489515,0.1501582895576146,0.14955133220626984,0.14475467930690933,0.14425785411605763,0.1390330726410832],"twin_dists":[0.1797772266435715,0.18621649127069825,0.1876432547091571,0.19365726989851795,0.2159539753857322,0.2273565059373617,0.22815469620388087,0.22942710115834636,0.2306876193945159,0.23386710289742868,0.23705213160561206,0.23822868267611194,0.23879400958629868,0.24452433378292457,0.24842928896836367,0.24857932487081674,0.2501962011054978,0.25116853014675106,0.2522085654431337,0.25284393801155874,0.2529097000531566,0.2531796843716822,0.25534228131351916,0.2555692935674094,0.2579925515269591],"n_dims_used":45,"mean_confidence":0.9178241305881076},"coverage":{"mean_confidence":0.9178241305881076,"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}}