{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003655},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004225","490:4900002847","490:4900003951","490:4900003650","490:4900003123","490:4900004087","490:4900002981","490:4900004218","490:4900002543","490:4900003789","490:4900002984","490:4900002084","490:4900003128","490:4900003136","490:4900003122","490:4900004503","490:4900004770","490:4900004487","490:4900001928","490:4900002384","490:4900004226","490:4900002383","490:4900004090","490:4900004505","490:4900005439"],"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":[0.3445618599283008,0.2987019390953787,0.2684384584762346,0.2460185619158488,0.2118312252439465,0.20437992821045678,0.197883933950051,0.17874248308756432,0.17151861414087144,0.12729477907684983,0.10793152584220929,0.08352468705863783,0.07171757905434589,0.06314860450781755,0.06258181114004514,0.0623013226220991,0.05703387225063219,0.05648585928659895,0.0524366343160518,0.05233205779307956,0.049331632244358326,0.04666543233581538,0.04166951266399024,0.039482760846009914,0.03867159267028084],"twin_dists":[0.18958842961479624,0.2018960676626514,0.21063172288630297,0.2175037698720465,0.22881256275910739,0.23143725642738228,0.23377946054727053,0.2410079395299172,0.2438781089848503,0.2636963726955126,0.2740479874982263,0.2893965569328906,0.29814721114712556,0.3052611086766556,0.30575889115806454,0.30600659613964204,0.31083769945848594,0.31136118092340787,0.3153650908567134,0.31547184712598153,0.31861310337884585,0.3215410931081889,0.32742723570257937,0.33019250095731434,0.3312512379749125],"n_dims_used":45,"mean_confidence":0.9044474283854167},"coverage":{"mean_confidence":0.9044474283854167,"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}}