{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003733},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003608","489:4890003729","489:4890003792","489:4890003612","479:4790000364","489:4890003793","489:4890003730","479:4790001054","489:4890004046","489:4890004162","489:4890004161","489:4890003790","479:4790002056","489:4890003611","489:4890003983","479:4790000981","489:4890004045","479:4790000980","479:4790000495","489:4890003853","479:4790001972","479:4790000979","489:4890003920","489:4890003855","479:4790001121"],"twin_admin_codes":[489,489,489,489,479,489,489,479,489,489,489,489,479,489,489,479,489,479,479,489,479,479,489,489,479],"twin_sims":[0.9443439177869845,0.905976119291302,0.894133794588196,0.8924627894116497,0.8808320514419791,0.8687628757548359,0.863991113745036,0.858363958303663,0.8567048522407131,0.8547696156174956,0.8454445865710051,0.8277601324326269,0.8245284798544857,0.8169113278428398,0.8152169036012303,0.8145953712520649,0.7994027859058258,0.7967935105152879,0.7891272279327204,0.7864191210422319,0.7804636208633441,0.7756292247004992,0.7703525595438351,0.7689874327883712,0.7646406285451062],"twin_dists":[0.04395243534007463,0.05771524361408961,0.06144033981179639,0.061951752827253924,0.06542589048499148,0.06889105504391214,0.07022663012225584,0.07177891048356358,0.0722321258690277,0.072758303259783,0.07525834934019782,0.07985577883690749,0.08067779643466216,0.08259542067996198,0.08301836115063174,0.08317318039431715,0.08690735437458955,0.08753958907047736,0.08938303767088315,0.090029420977746,0.0914425504773291,0.09258159578633873,0.09381703622519677,0.09413538142594755,0.09514568458118397],"n_dims_used":45,"mean_confidence":0.9173554314507378},"coverage":{"mean_confidence":0.9173554314507378,"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}}