{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001694},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004012","490:4900001024","490:4900001424","490:4900001426","490:4900002611","490:4900002490","490:4900002344","490:4900003621","490:4900001697","490:4900001695","490:4900004148","490:4900002613","490:4900003622","490:4900002345","490:4900002313","490:4900004007","490:4900001567","490:4900004151","490:4900001998","490:4900002760","490:4900003201","490:4900001064","490:4900001846","490:4900003868","490:4900004585"],"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":[0.6240731655229997,0.5680422110446253,0.567448861171484,0.5379019852000357,0.5283123738542612,0.5234176917267745,0.5032469706839646,0.48778683569922876,0.4810870216787484,0.4670923615952035,0.46311863257730757,0.45834220565445155,0.4575049521623497,0.4570989629397326,0.44618310717214604,0.44607782645455796,0.44149501972905586,0.4388224155918412,0.43364481954191914,0.43195853767169373,0.43051626446206415,0.42402401715101085,0.41403899729115357,0.41062286435832,0.407881272917204],"twin_dists":[0.12611711039880782,0.1381268199308817,0.138254383408277,0.144631312502897,0.14671420822588896,0.14778044488130546,0.15219984838688702,0.15561942174787888,0.15711132114747225,0.16024935737397697,0.16114614026986276,0.16222765640415382,0.16241764723654822,0.1625098200270073,0.164999477447058,0.16502359983702336,0.16607575730005125,0.16669130826124814,0.16788802868702535,0.16827901750179944,0.16861391916444884,0.17012716914433054,0.17247362360191512,0.173281974266403,0.17393284225909791],"n_dims_used":45,"mean_confidence":0.9162182278103299},"coverage":{"mean_confidence":0.9162182278103299,"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}}