{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011751","490:4900011622","490:4900011141","491:4910005808","490:4900012019","490:4900011686","490:4900011427","491:4910005468","490:4900012155","490:4900010214","497:4970000569","490:4900007990","490:4900012577","490:4900009821","491:4910005667","490:4900010121","490:4900012154","490:4900010562","490:4900012504","491:4910003893","497:4970000568","490:4900012431","491:4910005618","490:4900006308","497:4970000383"],"twin_admin_codes":[490,490,490,491,490,490,490,491,490,490,497,490,490,490,491,490,490,490,490,491,497,490,491,490,497],"twin_sims":[0.33942203573112995,0.21743632422096495,0.19552548852804438,0.11956079528552417,0.0857620578605615,0.05914206383248586,0.03568822017722742,0.022214193016890114,0.01676658517746293,0.01383389964202321,0.010423220185239652,0.007063533195876551,0.005774813626909134,0.005601778679145441,0.00544868122365523,0.005361211831953941,0.004238623570997379,0.003994672991222085,0.003519269656478652,0.0029752258724464378,0.0023737373056815793,0.0019231550664136534,0.0015013821651169057,0.0012983962169831808,0.0012058933933162311],"twin_dists":[0.19092088584915276,0.22687918628949816,0.23464294852651893,0.2676757161176199,0.287851710387425,0.3088617850849502,0.33531442790974814,0.35836999764758243,0.3713759704366592,0.38000809827131005,0.39237226716032003,0.40875650158648946,0.4169860767926273,0.4182148503014324,0.4193309796079755,0.4199814510223095,0.4293139307662174,0.4316365858898794,0.43655997855155304,0.44300091742728415,0.45151849948121064,0.4593147874153082,0.4683184385504805,0.4735212214255156,0.47614667292206336],"n_dims_used":44,"mean_confidence":0.882400859485973},"coverage":{"mean_confidence":0.882400859485973,"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}}