{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001475","477:4770001179","477:4770000951","477:4770001605","500:5000005687","477:4770001471","477:4770000701","477:4770001473","477:4770000649","477:4770000545","477:4770001587","477:4770000678","477:4770001444","500:5000001126","477:4770000619","477:4770001318","477:4770001529","477:4770001586","477:4770001761","477:4770002136","477:4770001305","477:4770000598","477:4770000891","477:4770001638","477:4770000751"],"twin_admin_codes":[477,477,477,477,500,477,477,477,477,477,477,477,477,500,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.26065557797681327,0.2576829053741253,0.24439049729414797,0.22515495485894002,0.2220725999143199,0.1926907854903011,0.18914120563491282,0.1868060766055793,0.18392595874741352,0.1827833679168616,0.17413360778537745,0.17403869826509924,0.17372486805002166,0.1736825719675253,0.17216540193626004,0.1706920745584244,0.1675158779859649,0.16321030386858987,0.15717364517892402,0.15492082688490003,0.15371690274544564,0.15284801850609342,0.1499608969789328,0.14974100900167797,0.1497344609985402],"twin_dists":[0.21297478543445494,0.21388127877133864,0.21801806510708577,0.2242708225459905,0.22530516784472848,0.23569042298025095,0.2370173044572097,0.23789973280686427,0.23899884124349263,0.239438234149362,0.24282934139028786,0.2428672081575536,0.2429925244588453,0.24300942617106572,0.2436176497043959,0.2442119799290003,0.2455058720647806,0.24728837021626038,0.2498458446631975,0.25081861104775766,0.25134271415128007,0.2517228367838975,0.2529974150836583,0.2530952265383503,0.253098140869223],"n_dims_used":45,"mean_confidence":0.9183720906575521},"coverage":{"mean_confidence":0.9183720906575521,"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}}