{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012068","490:4900012195","490:4900010785","490:4900012133","490:4900012069","490:4900011935","490:4900012003","490:4900011939","490:4900010699","490:4900012129","490:4900012065","490:4900011472","490:4900012136","490:4900011999","490:4900012074","490:4900011872","490:4900012134","490:4900011936","490:4900004662","490:4900012206","490:4900012143","490:4900012194","490:4900011605","490:4900012067","490:4900011931"],"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":[0.540435845036678,0.49995091460729707,0.47326843511076416,0.41295605404261604,0.3874988232572113,0.382807430923335,0.375230822356864,0.3389440651003271,0.32260710928940145,0.32101029501143596,0.3176850647196045,0.30652085270255064,0.29794624677033504,0.29040894075176454,0.2894817229838231,0.27958060181863403,0.27231916499644604,0.2591046428354926,0.23496710346104707,0.23303600102310587,0.2309087757488816,0.21806170609690867,0.21675269672420833,0.2112474115592496,0.20816578558861704],"twin_dists":[0.1440821901361645,0.15292635191766826,0.15886071196866122,0.17272956228086309,0.17883509091150254,0.17998028826070628,0.1818441255981531,0.1910453430024503,0.19535817565891536,0.19578613074232484,0.19668115768716532,0.19972563752516578,0.20210758662603026,0.204234823500624,0.20449876237298895,0.20734937985042098,0.20947917403460287,0.21344691399608454,0.22103933871233125,0.22166819269568055,0.2223648875383302,0.22666556381881747,0.2271131778420965,0.22901591938450397,0.230095698814009],"n_dims_used":45,"mean_confidence":0.9055826822916667},"coverage":{"mean_confidence":0.9055826822916667,"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}}