{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010697","490:4900010528","490:4900010787","490:4900010611","490:4900011743","490:4900010880","490:4900010184","490:4900010966","490:4900012054","490:4900011985","490:4900011679","490:4900010534","490:4900010350","490:4900011328","490:4900011255","490:4900004939","490:4900009681","490:4900011671","490:4900011256","490:4900010696","490:4900010624","490:4900010073","490:4900010691","490:4900010799","490:4900011536"],"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":[0.5532819536428771,0.43941531958804275,0.4046001579656177,0.32630944346536994,0.2897241672284361,0.25538150948142574,0.2295831042723512,0.19507052125220437,0.19196905059111763,0.17930442637004287,0.13282415483343893,0.12913984840124446,0.12572495264608224,0.12268212326437214,0.11810348197816685,0.11260095683477044,0.10408562213977685,0.1009460257158574,0.09809642255311955,0.09453440756206051,0.09360899023315204,0.09118676290416529,0.09054631729085323,0.08819691143118709,0.08686076942808967],"twin_dists":[0.14130529783421536,0.16655462504946286,0.17471434746866926,0.19437044881969243,0.20442970035279012,0.21458761379145375,0.22280120314039092,0.23481035330103092,0.2359588275516132,0.24078815489911967,0.26096236116219507,0.26277427479267623,0.2644889181867718,0.2660467782173019,0.268447396780946,0.2714286719609734,0.27627215419588064,0.27813580738457977,0.27986697719842835,0.2820873511144242,0.2826749677981774,0.284235027994225,0.2846529843818039,0.28620655815030116,0.28710480770708197],"n_dims_used":45,"mean_confidence":0.9146365695529514},"coverage":{"mean_confidence":0.9146365695529514,"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}}