{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005826","490:4900005561","490:4900007049","490:4900005818","490:4900006929","490:4900005427","490:4900007425","490:4900005825","490:4900007289","490:4900006553","490:4900005036","490:4900005430","490:4900006309","490:4900005290","490:4900006802","490:4900003920","490:4900005559","490:4900007531","490:4900005421","490:4900003498","490:4900006666","490:4900002964","490:4900003368","490:4900007530","490:4900002966"],"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":[0.5256344227085167,0.5038697451827738,0.35681526269026403,0.35094497631556554,0.34452567669692125,0.33464249612911107,0.3202334192760497,0.31640636028144703,0.30189117307242147,0.27853172420742095,0.27662489195603107,0.2731844418616381,0.2614202476186296,0.25748626674383274,0.23640759741996836,0.2309296093583998,0.22317780667563544,0.20315313934202056,0.19709577321875607,0.18850159187204574,0.17690328023062346,0.17663988777756312,0.1760479149563531,0.16691532771849762,0.1635196210473816],"twin_dists":[0.14729728838966885,0.15206272541386917,0.18645355153656384,0.18794824743669017,0.18959777265273553,0.19216970074424922,0.19599476858013218,0.19702674074027188,0.20100683090004087,0.20765491333036867,0.2082121655646702,0.2092235747102253,0.21274265781714966,0.21394147410143816,0.22057244981238192,0.2223580438116876,0.2249332000992375,0.2318756272006742,0.23406723001129232,0.23725824725827122,0.24173072840743842,0.24183467575678205,0.24206869995555158,0.24575249914225755,0.24715918800796546],"n_dims_used":45,"mean_confidence":0.9020885891384549},"coverage":{"mean_confidence":0.9020885891384549,"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}}