{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002430","490:4900002140","490:4900003859","490:4900003031","490:4900005107","490:4900005233","490:4900003566","490:4900003309","490:4900003187","490:4900003710","490:4900001547","490:4900001682","490:4900004291","490:4900001419","490:4900006517","490:4900001155","494:4940008305","490:4900002774","490:4900003706","490:4900005760","490:4900006985","490:4900003436","490:4900001408","490:4900002283","490:4900012841"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.5544997585346186,0.4342463364800765,0.42439062386038473,0.4125144729074432,0.29960118290202387,0.29428227639372956,0.2463996097737513,0.24401042772798037,0.22925049127243247,0.22652293668665335,0.22019122350653353,0.1959569115160001,0.18453411051728602,0.17610706369342732,0.1725939711380407,0.17178520167581868,0.16768148509329595,0.16457326665197555,0.16401928746860087,0.16154929600133675,0.15747633858069732,0.14660925201005273,0.14498626450099852,0.14493401511658807,0.14259562783100593],"twin_dists":[0.14104260585430892,0.16774870631377162,0.170041464235015,0.17283400753554032,0.20164477679927015,0.2031376357916752,0.21738371596101494,0.21813844446704944,0.222910936154183,0.2238147861440652,0.22594121724153446,0.23448445625275807,0.23876575552796567,0.24204529155735074,0.2434454519224259,0.2437706700143989,0.24543797448784851,0.2467204696759622,0.246950882102293,0.24798511877760201,0.24971591932152926,0.25449994442082907,0.2552366614027692,0.25526048004257534,0.2563330509929772],"n_dims_used":45,"mean_confidence":0.9157210456000434},"coverage":{"mean_confidence":0.9157210456000434,"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}}