{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004828},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004876","489:4890004830","489:4890004738","489:4890004784","489:4890004393","489:4890004728","489:4890004649","489:4890004097","489:4890004693","489:4890004818","489:4890004829","489:4890004774","489:4890004555","489:4890004010","489:4890003956","489:4890004730","489:4890004033","489:4890004508","489:4890004783","489:4890003948","489:4890004877","489:4890004966","489:4890004875","489:4890004694","477:4770001509"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477],"twin_sims":[0.8492722100649566,0.7335015820176075,0.6595049502116951,0.6586916862417713,0.6186918589391621,0.6016527143235713,0.5938624628845987,0.5930972824507026,0.5784027291227312,0.5531109660018811,0.5451025091720628,0.5393869492236589,0.5317173990498002,0.5251905935160823,0.5160500268754185,0.5134636874975876,0.513395508844197,0.5111351906379676,0.5098636227944764,0.5083706978093643,0.5077933578801945,0.5056355066750434,0.5036796810283878,0.49978934400736447,0.49515479231512355],"twin_dists":[0.07423903790303862,0.10225098879663652,0.11850159884583404,0.11867710137803085,0.12727009743734644,0.1309190087587984,0.13258748065890444,0.13275140170391816,0.13590170728889636,0.1413421886188328,0.14307210865308712,0.1443094407307074,0.1459737396988098,0.14739398825965513,0.14938971377173532,0.149955938742321,0.149970874591284,0.15046632397360638,0.15074528947234928,0.15107304696514492,0.15119986361271645,0.15167418695654444,0.15210456901289476,0.15296199866486485,0.15398589314912814],"n_dims_used":45,"mean_confidence":0.9213604397243924},"coverage":{"mean_confidence":0.9213604397243924,"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}}