{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003141},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002734","489:4890003455","489:4890002144","489:4890002978","489:4890003389","489:4890002564","489:4890003317","489:4890002826","489:4890002313","489:4890003452","489:4890002061","489:4890003247","489:4890002961","489:4890002648","489:4890003424","489:4890002828","489:4890003387","469:4690001070","489:4890002822","489:4890002911","466:4660000763","489:4890002484","469:4690000380","489:4890002993","489:4890002425"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,469,489,489,466,489,469,489,489],"twin_sims":[0.7225127945020265,0.6987760273667468,0.6757329312932564,0.6749014259518314,0.6734392896097506,0.6552673407421442,0.6235927327069447,0.6233306278494944,0.617904375519101,0.6072405106796124,0.5920265875736294,0.5906798885746937,0.5846911740282672,0.5844202824061414,0.5785690446437257,0.5749161104239707,0.5739974854087817,0.5692934785267123,0.5595449132289123,0.551100200951129,0.5505142434471612,0.5410782905656908,0.5307728378074201,0.5300253796739117,0.5271793556823183],"twin_dists":[0.1047114051384898,0.10996082637909989,0.11498951759843905,0.1151699880365956,0.11548718506608771,0.11941561466115472,0.12622006857028145,0.1262762364423837,0.12743878270514422,0.12972248909518577,0.13298078702152288,0.13326933074058586,0.13455291214771561,0.1346109926721008,0.13586601948517082,0.1366500750131642,0.13684731977614845,0.13785786198971828,0.13995523031758741,0.14177614827695853,0.14190265608627756,0.14394304074444814,0.1461790463122243,0.1463415657730067,0.14696082514291708],"n_dims_used":45,"mean_confidence":0.9142266167534723},"coverage":{"mean_confidence":0.9142266167534723,"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}}