{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002676},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001561","474:4740003139","474:4740002383","474:4740000917","474:4740002381","474:4740003047","474:4740001032","474:4740000916","474:4740001850","474:4740001848","474:4740002964","474:4740001022","474:4740002369","474:4740001244","474:4740002489","474:4740001014","474:4740001343","474:4740001345","474:4740002367","474:4740003325","474:4740002063","474:4740001954","474:4740001859","474:4740001239","474:4740000923"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.8006282269968691,0.7182300267452892,0.6477395388658908,0.5512553481586066,0.5450030158731656,0.526012171357694,0.5234427777007817,0.5127351409562341,0.5105564025663941,0.4896548578068217,0.4743070354571381,0.42271381313121215,0.40471352578305064,0.37753934953873736,0.37644329705233204,0.3745077934861983,0.37280324923872266,0.37119618101879354,0.36397850435990875,0.352049895928072,0.33776071564263055,0.32806366308651214,0.32552883793958776,0.32202555521754456,0.311332868507775],"twin_dists":[0.086609550726229,0.10566475104708743,0.12103669683741881,0.14174265573665307,0.14309362731898342,0.1472150002238652,0.1477749745840852,0.15011556663700254,0.15059328048951084,0.1552045777419066,0.15862778782254758,0.1704337204869767,0.1746872981928443,0.18127431130968258,0.18154463744153287,0.18202294342996936,0.18244517992300943,0.18284414335412938,0.184646671384367,0.18766592551895855,0.19135387833008893,0.1939046185107455,0.19457818273293645,0.19551389800974814,0.19840576676577087],"n_dims_used":45,"mean_confidence":0.9195743984646267},"coverage":{"mean_confidence":0.9195743984646267,"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}}