{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002198},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002690","489:4890002201","489:4890002197","489:4890002446","489:4890001794","489:4890001948","489:4890002114","489:4890002115","489:4890001696","489:4890003107","489:4890001877","489:4890002776","489:4890002288","489:4890001947","489:4890002362","489:4890002032","489:4890001944","489:4890002691","489:4890003106","489:4890002779","489:4890002121","489:4890002525","489:4890002293","489:4890002285","489:4890002777"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7670001128840548,0.7467418792178949,0.7218736505268333,0.7041730614332525,0.6991579441791217,0.6871750924393668,0.6726094368090034,0.6725460085512684,0.6506039244897502,0.6393599116320398,0.632006778054225,0.6205270924256414,0.6075590471934055,0.5887025548443656,0.5815641717739967,0.5670701915020329,0.530404702451172,0.5265605068983685,0.5226136993984454,0.5193227121563304,0.5102621830364776,0.5052696014327561,0.5034474067164104,0.5032244641346503,0.5030436702643938],"twin_dists":[0.09459791099053133,0.09925601026812225,0.10485386866420998,0.10877422543200382,0.10987697939776903,0.11249952001601717,0.11566713264639547,0.11568088421409015,0.12042022873329945,0.12283788826289974,0.12441612014386451,0.12687694024260796,0.12965428173964483,0.1336930550027056,0.1352234747629617,0.13833580126437647,0.14625908375104998,0.14709557497405093,0.14795579675334217,0.14867421775291037,0.150657831339597,0.1517546708654477,0.1521557112045918,0.1522048047584644,0.1522446212061151],"n_dims_used":45,"mean_confidence":0.9195867750379775},"coverage":{"mean_confidence":0.9195867750379775,"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}}