{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001745},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002648","466:4660004400","490:4900000182","490:4900000236","490:4900000505","490:4900000506","490:4900000417","490:4900000939","490:4900000831","490:4900000073","466:4660000435","490:4900005915","490:4900000296","469:4690002470","490:4900000841","490:4900000337","490:4900000234","490:4900002356","478:4780006384","493:4930000144","469:4690002034","490:4900002647","490:4900001741","490:4900001478","490:4900002642"],"twin_admin_codes":[490,466,490,490,490,490,490,490,490,490,466,490,490,469,490,490,490,490,478,493,469,490,490,490,490],"twin_sims":[0.3451846084191384,0.3263676795520286,0.26794141499589275,0.2598586502966395,0.23984752045941105,0.22884149905824627,0.2170357779828571,0.21011423450018069,0.2026134457850214,0.20157414633878504,0.19938705028217688,0.19037810820925183,0.18293045133798544,0.18252784878167588,0.18111856443904734,0.18014646794697528,0.17910273445709055,0.17724710169996943,0.17341755938009573,0.1685360422814297,0.16137673562870553,0.15968518216103655,0.15939227080551796,0.15920854670125825,0.15840471279525623],"twin_dists":[0.18942770836613132,0.19435496213178183,0.21078008500124343,0.21321716114219835,0.2194649728664277,0.2230460118479153,0.22701622484637135,0.22941172386366135,0.23206905224028837,0.23244253435398837,0.23323283844857784,0.23655297483167342,0.2393815635299233,0.23953676116635128,0.24008193257891014,0.2404597318642554,0.2408669834129293,0.24159520540994373,0.24311539342920632,0.24508837800350447,0.24805780071316016,0.24877328462982057,0.24889773767957785,0.24897588388012418,0.24931856506345387],"n_dims_used":45,"mean_confidence":0.916483900282118},"coverage":{"mean_confidence":0.916483900282118,"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}}