{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004993},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009306","490:4900004992","466:4660000398","466:4660000353","490:4900007751","490:4900002636","490:4900004447","490:4900004735","470:4700004834","490:4900005141","490:4900004840","496:4960010939","496:4960006278","488:4880003427","490:4900005920","466:4660000400","490:4900005530","490:4900005522","493:4930007062","490:4900001163","490:4900005668","490:4900005781","490:4900005386","466:4660000519","496:4960006280"],"twin_admin_codes":[490,490,466,466,490,490,490,490,470,490,490,496,496,488,490,466,490,490,493,490,490,490,490,466,496],"twin_sims":[0.5723869907048177,0.5238038251451496,0.452804323167654,0.3810835853143882,0.33054798903156024,0.3282710958977716,0.3273462348656718,0.32583414159998203,0.3028090130001784,0.2975603607348945,0.29515328661372925,0.2933766097805077,0.28944697680414055,0.27962475477592713,0.27555496789842066,0.26725743512349276,0.2646932486011068,0.2638747388134352,0.2587832936491116,0.2571476711577403,0.25224091988177566,0.2495617866518949,0.2494332578944451,0.2489202167889208,0.2426331423888287],"twin_dists":[0.1371931971842057,0.14769625046257415,0.16348667364173408,0.180402772989207,0.1932472520437942,0.1938496260458847,0.19409496376764843,0.19449690281932092,0.20075193109450507,0.20221571793196758,0.2028920874030664,0.20339341035992772,0.2045086629036497,0.2073365335854426,0.20852586770368217,0.2109845250305804,0.21175386376948646,0.21200042054915103,0.2135449599190438,0.21404519359213092,0.21555805238154213,0.2163920015677891,0.21643215292963372,0.2165925549490822,0.2185756891436524],"n_dims_used":45,"mean_confidence":0.9164028591579861},"coverage":{"mean_confidence":0.9164028591579861,"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}}