{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000685},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001316","496:4960009170","490:4900001847","490:4900000783","490:4900001998","490:4900000019","490:4900000199","490:4900000777","490:4900000196","490:4900004182","496:4960009075","490:4900003894","490:4900000556","490:4900004037","490:4900000782","490:4900001709","490:4900000464","490:4900000902","490:4900003753","490:4900003892","490:4900004179","490:4900002335","490:4900000328","480:4800004050","490:4900004597"],"twin_admin_codes":[490,496,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,480,490],"twin_sims":[0.6563506201348054,0.5694223692503255,0.513494307052792,0.5093488453058351,0.5003791884460997,0.4931700922429485,0.4854268076621655,0.485036264006946,0.4845639435344253,0.48134570794986237,0.480037656802349,0.47606405263296026,0.47598956508212287,0.4700063475679638,0.466534233689311,0.45653712204856595,0.4552630795252836,0.43648496098300366,0.43075087387708744,0.43010700877207997,0.4292506745331929,0.4266195662477762,0.4228808897614658,0.4094319636877486,0.406142366145602],"twin_dists":[0.11918206744848162,0.13783016094913467,0.14994923109949435,0.15085827584560138,0.15283187890578406,0.15442520551091965,0.15614421959332178,0.15623113995214857,0.15633628965920232,0.15705359760136425,0.15734557865750773,0.15823412815118812,0.15825080741695932,0.1595934014209192,0.16037515473674227,0.16263742504697196,0.16292699618187112,0.1672308760819352,0.16855941093960855,0.1687090329493083,0.1689081702445216,0.1695210453776902,0.17039460709687926,0.17356446447486693,0.17434667009348195],"n_dims_used":45,"mean_confidence":0.9166591220431858},"coverage":{"mean_confidence":0.9166591220431858,"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}}