{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":468,"cluster_id":4680010075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680010137","468:4680010253","468:4680010076","468:4680010302","468:4680010003","468:4680010196","468:4680010012","468:4680010299","468:4680010074","468:4680010191","468:4680010011","468:4680010243","468:4680010122","468:4680010077","468:4680010251","468:4680010002","468:4680010298","468:4680010193","468:4680010255","468:4680010252","468:4680010063","468:4680010303","468:4680010499","468:4680010364","468:4680010195"],"twin_admin_codes":[468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468],"twin_sims":[0.9811637008341706,0.8998618316646463,0.8923386328151786,0.8766457023970842,0.8571448188624726,0.8538998305763131,0.8444973588554903,0.8285244322342122,0.8194535296495806,0.813697970785998,0.8118107891226916,0.8075393117825933,0.796599320533936,0.7939104243042037,0.7888820037888873,0.7859371146153343,0.7824752400844709,0.7796441024430208,0.7758351375917589,0.763573271128833,0.7611176205202779,0.7590388988568441,0.7584931141444838,0.7568438425773619,0.7541406909476066],"twin_dists":[0.025327830655698578,0.059661474982739014,0.06198962073189301,0.0666427887434485,0.07211213307050104,0.07299394181360486,0.07550918109657984,0.0796606006754888,0.08195843473476093,0.08339641711537138,0.08386473117743949,0.08491915464650172,0.08758654178376561,0.08823528527921277,0.08944166955518852,0.09014421475239147,0.09096648645680773,0.09163613653126082,0.09253322220581149,0.0953929995023353,0.09596087817822481,0.09644039962727141,0.09656612392526386,0.09694559924159889,0.09756614342728302],"n_dims_used":44,"mean_confidence":0.9196250221946023},"coverage":{"mean_confidence":0.9196250221946023,"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}}