{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003475},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002784","480:4800003481","480:4800003215","480:4800002574","480:4800002831","480:4800002731","480:4800003363","480:4800003270","480:4800003311","480:4800003601","480:4800002832","480:4800003126","480:4800003174","480:4800003779","480:4800002783","480:4800002928","480:4800002578","480:4800003460","480:4800003778","480:4800003317","480:4800003310","480:4800003357","480:4800002840","480:4800003133","480:4800002867"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6880024214292038,0.6724603453358091,0.6619652636612147,0.6393749151072717,0.6387849614614582,0.5650990320882626,0.5601438539593291,0.559237191564617,0.5560490870045711,0.5516406051029787,0.5495998313338822,0.530058713601219,0.5286058225990168,0.5228200880181341,0.5171221488712873,0.511406730428385,0.48909488409556173,0.4786462565542905,0.47776671685098987,0.4745793701223226,0.4724035767968895,0.4706571328510023,0.47019582895214035,0.4698214821801275,0.4678283233839891],"twin_dists":[0.11231897097437372,0.11569945589722108,0.1179703946030528,0.1228346659892891,0.1229613627646921,0.13875972624574218,0.13982623459436158,0.14002151272883295,0.14070852765984973,0.14165949458545352,0.14210012077578754,0.14633431695972843,0.1466503538116553,0.14791077721874815,0.14915519928896787,0.15040677466936062,0.15532888466127667,0.15765644326779454,0.1578530984061363,0.1585667399251929,0.15905480078591944,0.15944709432805268,0.1595507958849133,0.1596349746258223,0.1600835565415368],"n_dims_used":43,"mean_confidence":0.9208185062852017},"coverage":{"mean_confidence":0.9208185062852017,"n_dims_used":43,"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}}