{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004652","489:4890004840","489:4890004225","489:4890004704","489:4890004894","489:4890004008","489:4890004482","489:4890004332","489:4890004119","489:4890004896","489:4890003877","489:4890004569","489:4890004217","489:4890004613","489:4890003739","489:4890004433","489:4890003997","489:4890003803","489:4890004435","489:4890004174","479:4790001469","489:4890001415","489:4890004565","489:4890005427","489:4890005442"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489],"twin_sims":[0.8726411276323593,0.8719640908990465,0.8654732944217302,0.8338883415413927,0.809537340228902,0.806167307929281,0.7988672006066403,0.780989120946618,0.7542250779806222,0.7314335426294972,0.7242210393860887,0.7204815847550012,0.7147138205625395,0.7056106754090347,0.7055990459814926,0.6897504746967457,0.6820746058772927,0.6785608260372137,0.6784312610859339,0.6752691382511438,0.666638778174585,0.6655663001564245,0.6631944476455347,0.6553053491442961,0.6517710212791578],"twin_dists":[0.0677917174111432,0.0679845581909233,0.06981373087938553,0.0782822754406342,0.08442688401948031,0.08525624146382094,0.08703733392558127,0.09131830847156107,0.09754679745065056,0.10271568073860882,0.10433030735622481,0.10516392402790005,0.1064452862520798,0.1084575062553656,0.10846006943898623,0.11193724936308669,0.11361104133762695,0.11437528635598904,0.11440344438548652,0.11509018702718496,0.11696016991189961,0.11719213714961672,0.11770484691987403,0.1194074215288653,0.12016892288206682],"n_dims_used":45,"mean_confidence":0.9172565036349827},"coverage":{"mean_confidence":0.9172565036349827,"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}}