{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004622","490:4900005709","490:4900007184","490:4900005177","490:4900007554","490:4900005191","490:4900006814","490:4900005961","490:4900004900","490:4900005569","490:4900006211","490:4900005175","490:4900005964","490:4900004911","490:4900005189","490:4900003389","490:4900007064","490:4900007553","490:4900006813","490:4900004770","490:4900007310","490:4900005308","490:4900007309","490:4900001237","490:4900005437"],"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":[0.3215993911167567,0.20944629592059638,0.11110848861828279,0.10995657217448543,0.10941181067447993,0.08083574941159857,0.07534669068405674,0.060137493959568945,0.043376226300404615,0.03997231603196671,0.034888950350891575,0.03481301073955145,0.03342786468902328,0.03129626351683267,0.03030285746290597,0.02795390700139755,0.027676794208748814,0.02754287973100668,0.02733620254486638,0.024451139687205872,0.02259751458206962,0.02079689375758175,0.0158002437916757,0.015314520029686881,0.014399228214159204],"twin_dists":[0.19562811146720543,0.22964570612417806,0.2722565899831643,0.27290148650362445,0.27320829048978645,0.2912975584133754,0.2953412819011416,0.30794891152239856,0.32535276524723,0.3295623993926796,0.33645189070463016,0.33656111211322326,0.33858981034715907,0.34185652076181405,0.34344439576839003,0.3473844322819696,0.3478678370186197,0.34810293625952365,0.3484677156253926,0.3538253228499218,0.35756384526202883,0.36145969779043796,0.37406241908506765,0.3754677438266082,0.3782261122140108],"n_dims_used":45,"mean_confidence":0.9050378587510851},"coverage":{"mean_confidence":0.9050378587510851,"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}}