{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000023","490:4900000608","496:4960006898","490:4900000718","490:4900000835","490:4900000712","490:4900000606","496:4960008282","496:4960007300","496:4960006897","490:4900000046","490:4900003228","496:4960006644","496:4960006512","490:4900000016","496:4960004974","490:4900000228","496:4960006628","496:4960008056","496:4960007808","490:4900001162","490:4900000699","494:4940007620","490:4900000026","490:4900000775"],"twin_admin_codes":[490,490,496,490,490,490,490,496,496,496,490,490,496,496,490,496,490,496,496,496,490,490,494,490,490],"twin_sims":[0.4448777741965228,0.3653661378646427,0.33999182717328663,0.3241114924603751,0.3204984330974549,0.27434490687019836,0.2680784741710884,0.266575407324551,0.26093838907133593,0.2592810138006271,0.24879968376219258,0.2218447980709581,0.2152051766791307,0.21265485012382668,0.20410871087719426,0.20108647299085433,0.20011961307006265,0.19829342817710202,0.19661873909887212,0.19092511812423116,0.18871288861362703,0.1844616202472704,0.18444041642185324,0.1813268114492403,0.18071310455940284],"twin_dists":[0.1652987147480459,0.18429874443474112,0.19077264274282588,0.19495607278693688,0.1959235645887288,0.20888155787701426,0.2107391572863459,0.21118870541436566,0.21288888388105479,0.21339313450913266,0.21663027023622586,0.2253819901979197,0.22764470345376248,0.22852631894381925,0.2315340153810513,0.23261824094340028,0.23296746562549991,0.23363026075272356,0.23424178947290483,0.2363483010499117,0.2371785884560178,0.2387935103718738,0.23880163027693696,0.24000118537202803,0.24023933715657733],"n_dims_used":45,"mean_confidence":0.9176537407769098},"coverage":{"mean_confidence":0.9176537407769098,"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}}