{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003389","489:4890003459","489:4890003076","489:4890003522","489:4890003317","489:4890003387","489:4890003455","489:4890003246","489:4890003452","489:4890002826","489:4890003518","489:4890002915","489:4890003323","489:4890002911","489:4890003245","489:4890003247","489:4890002993","489:4890003523","489:4890002425","489:4890002648","489:4890002734","489:4890002739","489:4890002484","489:4890002144","489:4890003446"],"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":[0.8543759416092774,0.8495459162477497,0.8337799871978858,0.7838124190224146,0.7818978817381572,0.7732639660448227,0.7561878357238524,0.7439082323101274,0.7359032588663407,0.7172634718971661,0.714684125646606,0.6664028802126629,0.658439350017532,0.6583898177294091,0.6458951449907824,0.6382379620179788,0.6336076441768637,0.6218071043052834,0.6176691820203014,0.6020838637124415,0.6016932771885201,0.5977102278673299,0.5639737135214083,0.5637087165789524,0.5499992061162847],"twin_dists":[0.0728650204651304,0.07416578963159426,0.07831026997477428,0.09064933104938926,0.09110325147860573,0.09313636364025371,0.09709635448553859,0.09990000866559615,0.10171031740425757,0.10587950036579381,0.10645186990260906,0.11701119989653554,0.11873154685046641,0.11874223373139116,0.12143342384780276,0.12307882272658893,0.1240726771192096,0.12660269422769746,0.12748916140469713,0.13082668266152822,0.1309103226054352,0.1317633110909866,0.13900182316419757,0.1390588425037441,0.14201387032578938],"n_dims_used":45,"mean_confidence":0.9151074727376302},"coverage":{"mean_confidence":0.9151074727376302,"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}}