{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002090","490:4900001937","491:4910002864","490:4900005943","490:4900005692","490:4900004906","490:4900004751","490:4900005045","490:4900005047","490:4900007673","490:4900005317","490:4900004754","490:4900002235","490:4900004752","490:4900004904","490:4900012040","490:4900006196","490:4900008331","490:4900010403","490:4900005182","490:4900004893","490:4900003647","490:4900012579","490:4900003787","490:4900003511"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.007747045758101636,0.001503466005933879,0.00047228259406391647,0.00015244880051099827,0.00010593374925536484,0.00009976403564130884,0.00007046860038020125,0.0000534240605295101,0.00003868101042796175,0.000019778618627631407,0.0000157457067284556,0.000014169607891047119,0.000011463437496465596,0.000008322430837405627,0.000007881367953865745,0.000007802571413575337,0.000006892037024468562,0.000006533616790022164,0.000005941884452808588,0.000005543336853418437,0.000005406135962731516,0.000004959525188167148,0.000004556655980386796,0.000004279485362204663,0.000004081757695943199],"twin_dists":[0.4049270620424161,0.46826848093824497,0.508270174803507,0.5445035470403871,0.5556654301577935,0.5574839578125164,0.5679048641328354,0.576070563250912,0.585449116939889,0.6044651943706276,0.6107952488904933,0.6137008932089432,0.6194985254792037,0.6281564875439493,0.6296169695861797,0.6298861008196022,0.6332002323185753,0.6346212839194736,0.6371395148393366,0.6389749257118597,0.6396361604633474,0.6419058996784318,0.6441282688711596,0.6457695365487688,0.6470039561635659],"n_dims_used":45,"mean_confidence":0.914487542046441},"coverage":{"mean_confidence":0.914487542046441,"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}}