{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001975},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001711","491:4910002214","491:4910000397","491:4910000125","491:4910000499","491:4910000204","491:4910000500","491:4910000311","492:4920004009","491:4910002783","491:4910001929","491:4910005021","491:4910000447","492:4920004016","491:4910002280","491:4910001710","491:4910003251","492:4920004349","492:4920004049","491:4910002624","491:4910002317","491:4910003081","491:4910002733","491:4910003032","492:4920004142"],"twin_admin_codes":[491,491,491,491,491,491,491,491,492,491,491,491,491,492,491,491,491,492,492,491,491,491,491,491,492],"twin_sims":[0.41266548757429444,0.40519534672102486,0.3000530620298222,0.299590562931966,0.2875271999450718,0.2775254858013011,0.26140171480797775,0.25700845235285646,0.25384566870128744,0.24873702196493463,0.24719988981051727,0.22983920677171185,0.21606687601098257,0.21573190279354976,0.20984407405825492,0.20921448761066092,0.19723962740082907,0.1962110998680869,0.19314133285625668,0.18997254020380056,0.1877642982216662,0.18570593695437182,0.17802330740985803,0.17632202905714014,0.17586672314280083],"twin_dists":[0.17279828322671772,0.17457237470343043,0.20151866724557818,0.20164774193779925,0.20505678883325112,0.20794868524346266,0.2127482787039097,0.21408786449380185,0.21506123372187116,0.21664988199810087,0.21713196572751603,0.22271678335938777,0.22734841967896108,0.22746350093853387,0.22950630144587356,0.2297270283453502,0.23401464734532598,0.2343911880624738,0.23552322458748615,0.23670499088096605,0.23753669762684895,0.23831815121190736,0.24128993667362666,0.2419602650915142,0.24214044236806873],"n_dims_used":45,"mean_confidence":0.8986410352918837},"coverage":{"mean_confidence":0.8986410352918837,"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}}