{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001519},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001579","492:4920006948","491:4910001642","491:4910001017","491:4910001973","492:4920006649","491:4910000789","492:4920005268","491:4910000713","491:4910005125","492:4920006350","491:4910001756","492:4920005580","492:4920007060","491:4910000729","492:4920007101","491:4910001770","492:4920006275","491:4910000722","492:4920004761","491:4910001014","492:4920006204","492:4920006596","492:4920006269","492:4920006768"],"twin_admin_codes":[491,492,491,491,491,492,491,492,491,491,492,491,492,492,491,492,491,492,491,492,491,492,492,492,492],"twin_sims":[0.5252225503822598,0.3620118525515564,0.34580122694657517,0.301547592576992,0.27785215840101574,0.2765171418587368,0.2500044978233757,0.24068541098378235,0.23596029957388787,0.23113444996650506,0.2283159423013515,0.22807271934869827,0.22322286276193426,0.18094759911333416,0.18019785983005598,0.17961427266004312,0.17560000674221785,0.17419888449542914,0.1737353429566266,0.17159124776945725,0.1712761376932233,0.17081550684355523,0.163843075540773,0.16344507953816376,0.16267948686622324],"twin_dists":[0.14738702500604625,0.185140928608316,0.1892687204876716,0.201102365132873,0.2078532419206763,0.20824372430712676,0.21625380328036714,0.21919678293176753,0.22071722711391234,0.2222907764437248,0.2232198191706208,0.22330034521362793,0.2249180621386776,0.24014827301785205,0.24043972264039207,0.24066717812345328,0.24224614387037427,0.24280330600049083,0.24298833909136375,0.24384882464146146,0.2439759347477536,0.24416204739997718,0.2470242906008756,0.24719030308731604,0.24751047272392107],"n_dims_used":44,"mean_confidence":0.8966580304232511},"coverage":{"mean_confidence":0.8966580304232511,"n_dims_used":44,"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}}