{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001469","489:4890001716","489:4890001886","489:4890001884","489:4890001800","489:4890002467","489:4890002303","489:4890001472","489:4890002219","489:4890001402","489:4890001550","489:4890002137","489:4890001802","489:4890002056","489:4890002384","489:4890002136","489:4890002216","489:4890001882","489:4890002545","489:4890002463","489:4890000421","489:4890001966","489:4890001888","489:4890002054","489:4890002548"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.6276053344124883,0.6180770669256382,0.594428257328382,0.5606474955033823,0.5349316394116898,0.49177931926468677,0.45433440840995354,0.45361604280089945,0.4338862845360783,0.43296122292284417,0.4313067470797894,0.417011223947824,0.388631571186188,0.37302924892182676,0.3666478633349971,0.3524238915547759,0.3439755210191917,0.3420451003050052,0.3398079819940443,0.33481825937829457,0.3335270497844605,0.31460039928539546,0.2912753700284959,0.28314465617818424,0.27328793576507554],"twin_dists":[0.1253600002930799,0.12740179155046724,0.13246627867720362,0.1397177784168622,0.14527566683957047,0.1547333603607751,0.163138255561828,0.16330178191032735,0.1678320916512122,0.16804645648232044,0.16843030966413747,0.17177266086876972,0.17855956749182086,0.18238914245091817,0.1839779627952141,0.18757046925000637,0.1897398951092725,0.19023954239549815,0.190820459309173,0.1921236063808014,0.19246253670859761,0.1975161689314449,0.20398864177681422,0.20631635241593818,0.20919303637741266],"n_dims_used":45,"mean_confidence":0.9196544223361545},"coverage":{"mean_confidence":0.9196544223361545,"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}}