{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008444},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008221","490:4900009932","490:4900007776","490:4900008994","490:4900007792","490:4900008443","490:4900004886","490:4900007767","490:4900010042","490:4900008211","490:4900009930","490:4900006318","490:4900008111","490:4900006556","490:4900008114","490:4900008435","490:4900005184","490:4900004483","490:4900006072","490:4900007791","490:4900010226","490:4900008445","490:4900004749","490:4900008887","490:4900008323"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.036062802525198785,0.0037771822108962874,0.002391425290578298,0.0021619815481884164,0.0020345735542648654,0.0007391981703390391,0.0006808515397675985,0.0005924192438563311,0.0002777843592950681,0.00027444769051840996,0.00024784641480957696,0.00007070974871846918,0.000059725020521937985,0.000014019196098461334,0.000011341371230594945,0.000011165497472055082,0.000008016042143873675,0.000005604157729049618,0.000005149738397857712,0.000005015584149198788,0.000004722865250243216,0.000004192097152722991,0.00000367907368769693,0.000003017562008053156,0.000002881332532970097],"twin_dists":[0.33478878702271603,0.4338187759301581,0.4512410791999982,0.4549957659283332,0.457241906418247,0.49317926062403,0.49598338183512775,0.5006925435881819,0.5255879595266492,0.5259756355263311,0.5292349916437474,0.567803389497686,0.5727968321809868,0.6139941354605092,0.6197899382965181,0.6202151243713445,0.6291628959576453,0.6386868069737653,0.6409161766593322,0.6416104808170128,0.6431894148513689,0.6463082064862351,0.64970611659355,0.654831784356799,0.6560206466615259],"n_dims_used":45,"mean_confidence":0.8867535909016927},"coverage":{"mean_confidence":0.8867535909016927,"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}}