{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000206","474:4740001812","474:4740000179","474:4740002994","474:4740001994","487:4870012605","474:4740001894","487:4870012251","474:4740000064","474:4740001995","487:4870012247","487:4870012598","487:4870012030","487:4870012673","487:4870012143","487:4870012232","474:4740003183","474:4740000294","474:4740002993","487:4870011940","487:4870012812","474:4740002118","474:4740000116","474:4740001488","478:4780001440"],"twin_admin_codes":[474,474,474,474,474,487,474,487,474,474,487,487,487,487,487,487,474,474,474,487,487,474,474,474,478],"twin_sims":[0.4897851346026124,0.42591628324476744,0.42450055985143786,0.3842515719387714,0.35321258486069274,0.34534317896097116,0.3413766298154994,0.33931219383927763,0.33497177191319183,0.3256242213332077,0.3218859733749547,0.31135256894064156,0.305834560498558,0.30366129557672916,0.3031406067896538,0.30189313999051265,0.30178764459612517,0.2909700251600335,0.2687968780503255,0.26274164623114027,0.2598621799143733,0.2594093459739826,0.2552647256662101,0.2543477670355098,0.24978221665990852],"twin_dists":[0.1551756640962575,0.16968512759122137,0.17001576953563116,0.1796270559069818,0.1873693408302325,0.1893868084489857,0.19041291187439416,0.19094947886624358,0.19208335807335364,0.19455278461253178,0.1955512971183724,0.19840038733473392,0.19991484744088442,0.20051563966308578,0.2006599523722281,0.20100628417129157,0.2010356108259048,0.20407535074379812,0.21052484414761125,0.21234252788986396,0.2132160866230113,0.21335401760877476,0.2146235638161065,0.2149061979221926,0.2163231717744954],"n_dims_used":45,"mean_confidence":0.921901618109809},"coverage":{"mean_confidence":0.921901618109809,"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}}