{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001949","484:4840001631","500:5000009698","500:5000009820","473:4730002076","500:5000004464","500:5000002448","500:5000005156","500:5000005878","500:5000005925","500:5000007528","500:5000006246","484:4840001690","500:5000006352","484:4840001536","484:4840005066","484:4840005445","489:4890000325","479:4790000289","500:5000001838","484:4840005719","500:5000006117","475:4750011733","500:5000005202","484:4840005463"],"twin_admin_codes":[500,484,500,500,473,500,500,500,500,500,500,500,484,500,484,484,484,489,479,500,484,500,475,500,484],"twin_sims":[0.4360732577308262,0.32879504460655906,0.30633930801614345,0.2998933299746496,0.2957343141412172,0.27201308506991984,0.2583429521548719,0.23161349339732298,0.214024887947499,0.20038333904207817,0.1935184875970591,0.1924637063344159,0.18917195326832273,0.18900478155129932,0.18729272331819685,0.18287870422427452,0.18182791502016332,0.1795226403907102,0.17729345707064667,0.17220843151898443,0.16936530800954863,0.1676630062766882,0.16424033580695804,0.159719183836204,0.156258611539544],"twin_dists":[0.16732603020264683,0.1937108073279314,0.19977566535312843,0.20156323225790276,0.20272852644817463,0.2095697084757694,0.21367943591700372,0.22213361705097268,0.22805183164797307,0.23287209413725174,0.23538347083360547,0.23577479537562232,0.2370057361855242,0.2370686475664207,0.2377151973058215,0.23940149780603998,0.23980715220803925,0.24070293972524553,0.24157694796823256,0.24360034670654376,0.2447503449010903,0.24544554825951856,0.24685887573798226,0.24875884865832268,0.2502397192587689],"n_dims_used":45,"mean_confidence":0.9206610785590278},"coverage":{"mean_confidence":0.9206610785590278,"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}}