{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004148","489:4890004514","489:4890004143","489:4890004197","489:4890004720","489:4890004723","489:4890004260","489:4890004028","489:4890004256","489:4890004773","489:4890004255","489:4890004252","489:4890004137","489:4890004086","489:4890004638","489:4890004727","489:4890004457","489:4890004191","489:4890004513","489:4890004142","489:4890004685","489:4890004872","489:4890004648","489:4890004407","489:4890004781"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9353782807649427,0.8995797997721839,0.8936027103228823,0.8587555936444093,0.8548981388983419,0.8476871566754602,0.8469546545586488,0.8447538191476955,0.8403589778158185,0.8177763973353354,0.8174481328961913,0.7924637545630923,0.7758515230242226,0.7718461179738073,0.7665397007611482,0.7630907731196811,0.7613628108625622,0.7563095330758868,0.7562679211929726,0.7560943368584206,0.749822164903595,0.7418138218488268,0.7412988821498003,0.7350796124923598,0.734830633207309],"twin_dists":[0.04747236853956282,0.05975003179320882,0.061603235159754036,0.07167163837465321,0.0727234398973343,0.0746622730640221,0.07485732064526561,0.075441323414553,0.07659867427133281,0.08237899573371582,0.0824611615386189,0.08858325685024249,0.09252937236370137,0.09346814801976587,0.09470491555231109,0.09550470101372466,0.09590424599702593,0.09706839534623994,0.09707795579319306,0.09711783280218456,0.09855398011530153,0.10037491244986863,0.10049153499692447,0.10189586270007002,0.10195192540950185],"n_dims_used":45,"mean_confidence":0.9200742085774739},"coverage":{"mean_confidence":0.9200742085774739,"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}}