{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000217","489:4890000149","470:4700004802","489:4890000134","489:4890000092","470:4700001500","489:4890000186","489:4890000212","470:4700005878","489:4890000073","470:4700001355","481:4810006133","489:4890000399","489:4890000390","489:4890000297","481:4810005933","489:4890000340","470:4700002779","485:4850004791","489:4890000321","489:4890000661","489:4890001381","481:4810005749","481:4810005086","489:4890000268"],"twin_admin_codes":[489,489,470,489,489,470,489,489,470,489,470,481,489,489,489,481,489,470,485,489,489,489,481,481,489],"twin_sims":[0.5812925464010776,0.5629843470129537,0.4853682476122097,0.45265931371349355,0.4514414311060816,0.4380257768566958,0.43699980492423607,0.43672991242844533,0.42668540908419,0.42230768414081665,0.37510587129355427,0.35714939622803704,0.3537997833553621,0.3507574549441959,0.34897945027403243,0.3383242436414589,0.33276125621200914,0.3269886690007354,0.3239486116324133,0.32197460047640003,0.31395338997092775,0.312246620850564,0.3081945885240725,0.3052024446589092,0.30323894016000535],"twin_dists":[0.13528173552840375,0.13921472249268893,0.15615725148727025,0.16351971643489835,0.16379738572505098,0.16687507315073302,0.1671119338682773,0.16717427905563173,0.16950568938166294,0.17052882415719595,0.1818750161239774,0.18636885823556548,0.18721974806757527,0.18799620772655992,0.18845161707744268,0.19120687688893645,0.19266388784398875,0.19418991775591396,0.19499955855833118,0.19552754960865207,0.19769190063426806,0.19815646042126053,0.19926521283040313,0.2000893382125696,0.20063268753724622],"n_dims_used":45,"mean_confidence":0.9144646538628473},"coverage":{"mean_confidence":0.9144646538628473,"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}}