{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008537},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008872","496:4960001174","493:4930007149","493:4930007084","490:4900005660","490:4900007385","490:4900005530","490:4900007519","490:4900007751","493:4930007015","487:4870004699","490:4900000776","490:4900005141","493:4930007096","490:4900006890","490:4900007011","470:4700005785","490:4900005788","490:4900005781","490:4900002486","466:4660002270","490:4900004862","496:4960002259","493:4930006660","466:4660002800"],"twin_admin_codes":[490,496,493,493,490,490,490,490,490,493,487,490,490,493,490,490,470,490,490,490,466,490,496,493,466],"twin_sims":[0.538852836632002,0.5060709134459411,0.5053817365914165,0.49254748821639754,0.46529867387292057,0.458372701717912,0.4566897785417079,0.4093569620437953,0.4053071133801386,0.3852776831921107,0.38167901394981424,0.3728937479756837,0.36317018314547544,0.35955753515629707,0.35774681347544957,0.35548620900565703,0.35529598646070915,0.3549181590745004,0.35180090257633406,0.34516242426445465,0.34420111078455323,0.34412293366438096,0.3403530130675264,0.33661855642499533,0.33244865424445824],"twin_dists":[0.14442519214431465,0.15157843584658548,0.15173000414758317,0.15456312482432225,0.16065382423305846,0.16222073854775584,0.16260274816106532,0.17358226748447692,0.17454572494642917,0.17937645735464314,0.18025674009022716,0.18242273841016438,0.18484965383496219,0.18575966328620888,0.18621753153599982,0.1867908338641219,0.18683916103892845,0.18693519002519648,0.1877295063005002,0.1894334310933469,0.18968160360872047,0.1897018019675082,0.1906787417434418,0.19165222750226907,0.1927461533335783],"n_dims_used":45,"mean_confidence":0.9176174587673611},"coverage":{"mean_confidence":0.9176174587673611,"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}}