{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001472","474:4740000940","474:4740001569","474:4740001049","474:4740001165","474:4740001161","474:4740001371","474:4740002093","474:4740001255","474:4740001359","474:4740001058","474:4740001781","474:4740000302","474:4740000126","474:4740001154","474:4740001458","485:4850004257","470:4700008255","474:4740000218","474:4740001366","474:4740001267","474:4740001882","474:4740001365","474:4740000216","474:4740001052"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,485,470,474,474,474,474,474,474,474],"twin_sims":[0.6473088443863908,0.6330930596815363,0.5810157545964288,0.5645395835204124,0.5617038662601245,0.5388369490624135,0.5229881221358557,0.501934938986383,0.48585106297414676,0.483732766722718,0.4805630876390541,0.4728768638067566,0.4564433600461553,0.44077826351949234,0.42952156557589266,0.40775290133512737,0.4047915879536352,0.40294467058830596,0.39768631037741575,0.39358205421302855,0.39285693766347923,0.391996690353128,0.3836200177745286,0.38173705665899993,0.38093178149786394],"twin_dists":[0.12112935373435887,0.12418308270814737,0.13534110663295998,0.13888007639371952,0.13949033817677364,0.14442863559014843,0.1478741269549397,0.1524888838953418,0.15604982070113493,0.15652140649135202,0.15722826251893848,0.15894857256553788,0.16265872575999285,0.16624069664673555,0.16884515803503863,0.17396336555816574,0.17466867472563427,0.17510973031859006,0.1763704861472916,0.1773598361176939,0.17753512354007375,0.17774327224427938,0.17978145382128785,0.18024251058841453,0.18044002147415136],"n_dims_used":45,"mean_confidence":0.9204569498697917},"coverage":{"mean_confidence":0.9204569498697917,"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}}