{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001519","474:4740001630","474:4740001215","474:4740001623","474:4740001929","474:4740001632","474:4740002139","474:4740001733","474:4740002349","474:4740001728","486:4860000081","474:4740001828","474:4740002046","474:4740000906","474:4740001619","474:4740002346","474:4740002242","474:4740002148","474:4740003022","474:4740001107","474:4740001729","474:4740001311","474:4740001213","474:4740002759","474:4740001008"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.6419465268660993,0.5697433710452201,0.5512723932759342,0.5290411456469122,0.5003302890246222,0.43591213661056605,0.43229646209072625,0.4311322708399003,0.42118388098640175,0.40444519440033516,0.40374765621170544,0.40230926968850367,0.3898699106080015,0.3752632269403549,0.35832508864594165,0.35579536598462724,0.34205888723035516,0.341814166966155,0.3379057260996176,0.3343589560616404,0.32273064523611433,0.31792634220728316,0.31566858211737625,0.31242183360358033,0.3067035549115565],"twin_dists":[0.12228222953609756,0.1377611746764166,0.14173897619919434,0.14655564164014226,0.15284266450106915,0.1673632787303143,0.16820061559971286,0.16847082440948286,0.17079218695050938,0.1747513268717816,0.17491786106269613,0.1752616780015091,0.17825879292382113,0.1818361153279059,0.18607117712170196,0.1867123191715654,0.1902359686281477,0.19029941504459214,0.19131603839870914,0.19224408758779887,0.19532511670370215,0.19661603804970149,0.19722649214454888,0.19810870332210648,0.1996753079836949],"n_dims_used":45,"mean_confidence":0.920629374186198},"coverage":{"mean_confidence":0.920629374186198,"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}}