{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003374","500:5000006635","473:4730004376","473:4730004187","500:5000006777","473:4730008446","500:5000007554","473:4730004387","498:4980000189","500:5000007816","475:4750008624","500:5000006648","484:4840001097","500:5000003034","498:4980001472","473:4730008524","473:4730007347","500:5000011013","473:4730008036","473:4730003920","473:4730009057","473:4730002876","473:4730004199","500:5000006020","473:4730003662"],"twin_admin_codes":[500,500,473,473,500,473,500,473,498,500,475,500,484,500,498,473,473,500,473,473,473,473,473,500,473],"twin_sims":[0.6423525501837758,0.5220296670246538,0.5126141001100921,0.5066051746569287,0.5032963219004594,0.487144129662256,0.4859728145235739,0.48437517089764803,0.47363472768660453,0.47317716749944694,0.4562715886306204,0.4508553014537349,0.44603073652533426,0.44022899651906766,0.4381799371177789,0.43500535668754686,0.429535961295549,0.427858782601572,0.3974730454643964,0.3929203683323936,0.3835438571901164,0.3830452056653911,0.3806243622015007,0.3806172588767895,0.37615682122774985],"twin_dists":[0.12219498180937069,0.14808321383544246,0.15014209275684973,0.15146097538605655,0.15218898051832255,0.15576226285163772,0.15602273506501912,0.15637832378953337,0.15877854522371376,0.1588811883977968,0.16269775265149444,0.16393111849408745,0.16503438999401107,0.16636716423921227,0.1668395019218364,0.16757301353893167,0.16884180988804756,0.1692321965553999,0.1764217786483765,0.17751978401286123,0.1798000812292711,0.17992208551219793,0.18051547564395765,0.18051721945849017,0.1816153560002436],"n_dims_used":45,"mean_confidence":0.9217406378851997},"coverage":{"mean_confidence":0.9217406378851997,"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}}