{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010797},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010625","490:4900010628","490:4900010454","490:4900012122","490:4900011461","490:4900011984","490:4900011922","490:4900011805","490:4900010709","490:4900011789","490:4900011804","490:4900011806","490:4900011544","490:4900012189","490:4900012188","490:4900012190","490:4900011201","490:4900011122","490:4900012209","490:4900011412","490:4900011864","490:4900010949","490:4900011989","490:4900010965","490:4900010702"],"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":[0.5323567700909718,0.4809130127979204,0.46408096609054694,0.3881992601803624,0.3712894057035294,0.36815867798428603,0.3522586855024721,0.35006094023459156,0.33254022636423736,0.3275796925239016,0.3173780738494678,0.31360397729005923,0.30366277103049655,0.3006838762255233,0.2935019166333314,0.2841954952304227,0.27103919567909573,0.2620534606327785,0.26172672009985154,0.2406714044659604,0.21985619280946558,0.21657102878880366,0.21189240486918012,0.21012001204371708,0.20154178348554372],"twin_dists":[0.14583481137911783,0.15715015521380157,0.16092871831804584,0.17866467570223368,0.18282097650096585,0.1836005676302311,0.18761262888535743,0.1881744651777711,0.1927220505050912,0.19403299844561978,0.19676405338812936,0.1977868888570701,0.20051523093451862,0.20134280637146668,0.20335799389317794,0.20601327308177356,0.2098581905466475,0.21255075816201202,0.21264974282852578,0.21920126111777666,0.2260548643062382,0.22717544250814606,0.22879127440149455,0.2294097021680044,0.23245418548393362],"n_dims_used":45,"mean_confidence":0.9118394639756945},"coverage":{"mean_confidence":0.9118394639756945,"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}}