{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012455},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012383","490:4900012731","490:4900012298","490:4900012671","490:4900012379","490:4900012670","490:4900012249","490:4900012243","490:4900012232","490:4900012250","490:4900012236","490:4900012315","490:4900013193","490:4900012730","490:4900012594","490:4900012673","490:4900012593","490:4900013218","490:4900012454","490:4900012667","490:4900012246","490:4900012368","490:4900012233","490:4900012234","490:4900012926"],"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":[0.6073253099911188,0.5179547839769161,0.34579087858116,0.3273912789439385,0.30548392824581694,0.280411287772138,0.2312842472358425,0.23027337544180623,0.21087920021121936,0.21048011070468128,0.19984654574363556,0.1875088354045523,0.17501188607214427,0.17065439891737091,0.16899950258036867,0.15821201087510453,0.15509405382961572,0.15392607232465008,0.1480106663236093,0.14748660634357957,0.13799899568933374,0.1333265001309677,0.12650275100884137,0.12179625950452677,0.12035150944969938],"twin_dists":[0.12970433125947717,0.14897315100572125,0.1892713874538654,0.19408300607794818,0.2000116110202918,0.20710789863063092,0.22224160954639652,0.22257380883372543,0.22914437254199527,0.22928376980816706,0.23306630656212188,0.23763335587319978,0.24247962499833536,0.24422722615660414,0.24489931096931764,0.2494009036877365,0.25074344599631293,0.25125144125396937,0.25386864310306734,0.254104199641366,0.25848017558166403,0.2607182552484296,0.2640953054873179,0.2665058425268254,0.2672600212725144],"n_dims_used":45,"mean_confidence":0.9129872639973958},"coverage":{"mean_confidence":0.9129872639973958,"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}}