{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007055},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006204","490:4900007664","491:4910001334","490:4900006560","491:4910001333","490:4900006804","491:4910001066","490:4900007295","490:4900006332","490:4900006927","490:4900005566","490:4900011840","497:4970001002","491:4910001268","497:4970001006","490:4900009631","490:4900011364","490:4900001922","490:4900007173","490:4900005567","490:4900007528","497:4970001918","490:4900010340","490:4900001643","490:4900012045"],"twin_admin_codes":[490,490,491,490,491,490,491,490,490,490,490,490,497,491,497,490,490,490,490,490,490,497,490,490,490],"twin_sims":[0.04083099895538046,0.02569408200903257,0.01473900197419322,0.014155243012240911,0.003929562694409084,0.003304443166352811,0.0032043878047351266,0.0030290557878505453,0.0025366490988554115,0.0018914229952207734,0.00178855863826026,0.0011214446536070835,0.0008621746691261633,0.0007696781129163674,0.0005867425025459286,0.000543946250575959,0.0004432147643552811,0.00035917141030447804,0.00033248478288230567,0.00032887987421358197,0.0002372932623787284,0.00022015998178652994,0.0002096889674752449,0.00020266243049986538,0.00016780920860722957],"twin_dists":[0.32847277059009705,0.35145363711641736,0.3771845843211124,0.37898747075062295,0.43227829586937067,0.43898680635190707,0.440166623200156,0.44231766311544957,0.4490319568544312,0.45992536467985456,0.46197161003506865,0.47871170697564763,0.48788756712420245,0.49179536851041666,0.5010168048244559,0.5035600877874274,0.5103738890128244,0.5172759415531536,0.5197873739041085,0.5201410142724697,0.5306199769769708,0.5329969237974189,0.5345367967484507,0.5356112307244258,0.5415215725850464],"n_dims_used":45,"mean_confidence":0.8934124416775173},"coverage":{"mean_confidence":0.8934124416775173,"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}}