{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003525},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003791","490:4900002843","490:4900003663","490:4900003400","490:4900003524","490:4900003394","490:4900003386","490:4900001641","490:4900004220","490:4900003264","490:4900003531","490:4900003384","490:4900003387","490:4900001931","490:4900003526","490:4900001244","490:4900002835","490:4900002839","490:4900003664","490:4900003656","490:4900003933","490:4900001774","490:4900002832","494:4940003954","490:4900001239"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.1467592146258968,0.10332812934092289,0.07645923048329724,0.057037222982540395,0.03845017368706774,0.028073099303815484,0.021584286764874464,0.021537991179707346,0.02124690777096046,0.019785956351422797,0.0173512737303486,0.01661544633717287,0.015633834665981578,0.012441371936899526,0.012194897947823092,0.008909207671270609,0.008538325533936453,0.008033920952572217,0.007960143532349041,0.007837205347231958,0.007256332610695174,0.006725858638545731,0.0060519302787686744,0.005817179300438679,0.005760928359259588],"twin_dists":[0.2544321775495818,0.2767177420866503,0.2945029713135906,0.31083451151731084,0.3315434968519991,0.34717777630007735,0.35972136930457044,0.3598220366777422,0.3604593296746457,0.3637776213904812,0.36981583458095113,0.371787015940907,0.37453954958800983,0.3846884906734351,0.3855648550616184,0.3990622652332449,0.4008554691056751,0.40340958316225894,0.40379514291264357,0.4044447918527692,0.40764375169631,0.41077293175726937,0.41508576971790456,0.41669029725141316,0.4170834443698447],"n_dims_used":44,"mean_confidence":0.9178715619173917},"coverage":{"mean_confidence":0.9178715619173917,"n_dims_used":44,"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}}