{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000477},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000512","480:4800000439","480:4800000583","480:4800000762","480:4800000957","480:4800000316","480:4800000465","480:4800000532","480:4800000404","480:4800000412","480:4800000349","480:4800000564","480:4800000646","480:4800000652","480:4800000723","480:4800000463","480:4800000602","480:4800001150","480:4800000536","480:4800000574","480:4800000713","480:4800000760","480:4800000800","480:4800000751","480:4800000766"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6524786966851602,0.6458383546067478,0.6245923852573004,0.5812428322488282,0.5329664222667925,0.5010834829203569,0.49538460830021996,0.48813846316396725,0.48754081219882084,0.4820042631485484,0.47143681791264375,0.46370547087461955,0.4598848845501343,0.4597942684576278,0.45931880780416906,0.44717913148778027,0.44101534833829437,0.4046932807965299,0.3813014250639122,0.377855125788721,0.3766017543842739,0.36696174292871475,0.36449218044886345,0.34747857272061683,0.34135427574100996],"twin_dists":[0.12001650552683635,0.12144563676723945,0.126005834682793,0.13529239891772613,0.14570237279702916,0.15267656725031756,0.15393505649818878,0.15554129690632512,0.1556740935861607,0.15690669106301997,0.15927189806546313,0.16101353594458034,0.16187791501369972,0.16189844702689457,0.1620062017162506,0.16477137079435406,0.16618612734065255,0.1746921283470463,0.1803493335859626,0.18119650042964422,0.1815055324293179,0.18389949298395145,0.18451779743679134,0.1888369933552535,0.19041871259315032],"n_dims_used":43,"mean_confidence":0.9164042805516442},"coverage":{"mean_confidence":0.9164042805516442,"n_dims_used":43,"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}}