{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009320","490:4900009113","490:4900008446","490:4900009111","490:4900009533","490:4900009731","490:4900011652","490:4900009214","490:4900008881","490:4900009228","490:4900008447","490:4900009226","490:4900009224","490:4900008335","490:4900009216","490:4900008677","490:4900008883","490:4900009138","490:4900008465","490:4900008591","490:4900011446","490:4900009318","490:4900008133","490:4900010857","490:4900008889"],"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":[0.4640201131830579,0.15682717531499632,0.14416198603268385,0.1124983204403841,0.09978663306181225,0.07686643383888463,0.07629375221396995,0.052382023467471894,0.052377130021688124,0.04292130007049956,0.04156067277130258,0.039089788880933445,0.03412411965963333,0.031088393665670976,0.02816329499035218,0.026925520716779887,0.025387195516752514,0.021905270465216523,0.02175162647854035,0.021121985590190392,0.02018909194415857,0.019964770947150972,0.019689599921322302,0.016122164027894407,0.012334505575093982],"twin_dists":[0.16094246227058404,0.2499947845391801,0.25561316488424735,0.2714853355335835,0.2788354757146471,0.29419859559348266,0.29462703594237477,0.31542081790889986,0.31542581372790635,0.3258989071331095,0.3275619398758977,0.33070308727658004,0.33756129803131885,0.34218517590086245,0.34702189574157544,0.349199662337626,0.35202983947349414,0.35902852481163383,0.3593590566996217,0.36073516442319953,0.36284118578370017,0.3633602220570105,0.3640039085752112,0.37315181434550104,0.38506655857750277],"n_dims_used":45,"mean_confidence":0.8864220513237847},"coverage":{"mean_confidence":0.8864220513237847,"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}}