{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008138","490:4900008030","490:4900008249","490:4900007920","490:4900008139","490:4900008142","490:4900007924","490:4900007922","490:4900008140","490:4900005982","490:4900007807","490:4900007926","490:4900007204","490:4900007921","490:4900007806","490:4900008141","490:4900008031","490:4900005852","490:4900006231","490:4900007810","490:4900005983","490:4900006103","490:4900008253","490:4900005593","490:4900007440"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4095768520546059,0.27168001660700497,0.07301167781453359,0.022813303941527273,0.010605169265380373,0.0026962932697824006,0.0020928871720901194,0.0016044035723640317,0.0014836789001674226,0.0003131240507334053,0.0002730742340564947,0.0002099366017621218,0.00015076033586377437,0.00009835128900259218,0.00007507303893530155,0.00005828709543626696,0.0000330277792718339,0.000031715394403407717,0.000026429869984877986,0.000016702447768342448,0.0000163974677934451,0.000015457609252632524,0.000015076728978369989,0.000008075007046641799,0.00000398480970319497],"twin_dists":[0.1735300766389823,0.20966829709443535,0.2971337470771941,0.3571152335791926,0.3916276271450687,0.44673339961162506,0.45619828375255617,0.46592201066447736,0.46874545413038254,0.5217306005840564,0.5261364999276971,0.5344995520815565,0.5448484473850547,0.5579153089053341,0.5660218348402696,0.5735140258284539,0.5899836898424314,0.5911417693503973,0.5963209606626371,0.6091641036691599,0.6096741602233592,0.6113049926281231,0.6119930076386663,0.6289663819182091,0.647630327025746],"n_dims_used":45,"mean_confidence":0.892225816514757},"coverage":{"mean_confidence":0.892225816514757,"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}}