{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000011580","500:5000004186","472:4720005172","467:4670003739","477:4770004029","500:5000011187","470:4700005741","472:4720004797","500:5000004116","468:4680001310","472:4720007654","500:5000010346","472:4720001978","485:4850000621","500:5000006343","468:4680002733","478:4780003052","478:4780001474","500:5000009339","478:4780001534","500:5000008565","500:5000010569","478:4780006105","484:4840001891","496:4960003596"],"twin_admin_codes":[500,500,472,467,477,500,470,472,500,468,472,500,472,485,500,468,478,478,500,478,500,500,478,484,496],"twin_sims":[0.28583035757104697,0.1478845067857509,0.08859169593051064,0.057476732725143434,0.040084927864632275,0.0399994454382906,0.02550689376723618,0.014113032331598148,0.01029531317572548,0.010055628484230389,0.0073566966922539645,0.006195879531242523,0.005418837528255255,0.0051663928581733645,0.004008128803217406,0.003973175811672879,0.003829765336252079,0.0037266015013015263,0.003204904477262514,0.0029179863237680397,0.002811023081437997,0.0026013109895393683,0.002595052820836084,0.0023434745765518123,0.0020713012549592375],"twin_dists":[0.20554309087537362,0.2539252934283572,0.28594322563650765,0.31041768823792654,0.3294183807831865,0.32952767244932,0.3518043851548482,0.37912036312599445,0.39290269558171925,0.3939126708049487,0.4070749709650995,0.41412943173106054,0.41955184601818724,0.42146544533293334,0.4315051560972389,0.43184739765780145,0.4332809006929967,0.43434263973312376,0.44016044490116596,0.4437399587704038,0.445157258262577,0.4480854167507878,0.4481760778273615,0.4519975711263534,0.4565814486519996],"n_dims_used":44,"mean_confidence":0.921548149802468},"coverage":{"mean_confidence":0.921548149802468,"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}}