{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010309","490:4900007999","490:4900010742","490:4900010478","490:4900010131","490:4900010229","490:4900010571","490:4900008330","490:4900010744","490:4900010743","490:4900010489","490:4900008113","490:4900010574","490:4900010223","490:4900010982","490:4900010989","490:4900008438","490:4900008228","490:4900010734","490:4900010823","490:4900010483","490:4900010911","490:4900010138","490:4900008120","490:4900007773"],"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":[0.15077636803943065,0.08024912572877481,0.06783640391355635,0.06330083628394305,0.058840593729834835,0.049484380198245775,0.04736409876668903,0.04194159197737112,0.04171524919723755,0.041713839611929045,0.03617651888635881,0.0350252950496549,0.03403356751311095,0.03316096245758133,0.031999493823355166,0.031829293187774624,0.0315276234172743,0.028932907822207272,0.028400922336653887,0.027420602727285533,0.026501908861312873,0.024826751152859435,0.022640116519630295,0.022515156563349518,0.020286969764126243],"twin_dists":[0.2526355933601903,0.2917189962695594,0.30127837231491,0.30512803581584125,0.30914074670009806,0.31844939380928855,0.3207605763503112,0.32709179288206286,0.32737071898080244,0.3273724600280831,0.3346301299789551,0.33625629734679874,0.3376940447561231,0.33898892813018494,0.34075834262889837,0.34102222396915366,0.34149291555615874,0.3457089870839495,0.3466132624214314,0.34831846581714215,0.3499648029647435,0.35309782683212326,0.3574749849810998,0.35773604296603445,0.36261628932938217],"n_dims_used":45,"mean_confidence":0.886287350124783},"coverage":{"mean_confidence":0.886287350124783,"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}}