{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008875","496:4960004518","490:4900000956","496:4960008031","496:4960008272","496:4960008967","496:4960009182","496:4960008151","496:4960008871","496:4960008966","490:4900000432","490:4900000090","496:4960008152","490:4900000189","490:4900000727","496:4960009081","496:4960006762","490:4900000291","466:4660013653","490:4900000955","496:4960008863","496:4960008684","496:4960007304","496:4960008677","490:4900001196"],"twin_admin_codes":[496,496,490,496,496,496,496,496,496,496,490,490,496,490,490,496,496,490,466,490,496,496,496,496,490],"twin_sims":[0.5626949282346381,0.5171462478225406,0.5147606330271999,0.508850152424885,0.48651849533211533,0.4579376732230266,0.4409401607057775,0.43561075716321757,0.43485771561508313,0.43475513122517667,0.4225247556011739,0.42126574801874883,0.4208572225693129,0.41983685319490516,0.4196276268788456,0.41181888885597295,0.4115675023443522,0.404602213228676,0.4045683250612162,0.38988812239921006,0.3859736789901676,0.3817427475957628,0.3719873657815865,0.36750125916557996,0.36540685020696295],"twin_dists":[0.1392770109278311,0.14914992927395496,0.14967191175991412,0.15096776006386287,0.15590136495397028,0.16231943791059247,0.16620343188004397,0.167432967364555,0.16760717887040652,0.16763092045210248,0.1704779875234101,0.17077299146063013,0.1708687947314393,0.1711082532910541,0.17115738460470464,0.17299862979163003,0.1730581546835826,0.17471385705790243,0.17472194332922394,0.17825437289688434,0.17920666089312653,0.18024111547875094,0.1826476209444316,0.183764692630613,0.18428854653046364],"n_dims_used":45,"mean_confidence":0.9171256171332465},"coverage":{"mean_confidence":0.9171256171332465,"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}}