{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004777},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004918","490:4900004637","490:4900004919","490:4900004778","490:4900004776","490:4900004779","490:4900004780","490:4900004915","490:4900004916","490:4900007550","490:4900006208","490:4900007552","490:4900004636","490:4900007433","490:4900004774","490:4900004638","490:4900004920","490:4900005580","490:4900005837","490:4900006084","490:4900003269","490:4900005173","490:4900005707","490:4900007311","490:4900007429"],"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":[0.4753314328033349,0.45221637406465187,0.3431128679321601,0.3207959723182954,0.21368437303054957,0.20010440955430533,0.20006930003470563,0.17670641622134375,0.1602778772947727,0.15415013124405388,0.14596663081951042,0.11882148043361396,0.11555107535452301,0.09206360762637344,0.08666001243626853,0.08497307681015003,0.08330343137388521,0.08192939467226477,0.07181128260282832,0.07056335986988771,0.06817309240401465,0.06782076431225739,0.06686042160471091,0.06534674056554458,0.06069976247747958],"twin_dists":[0.15839821360392334,0.16362067175051745,0.18996298895357078,0.19584366098185516,0.22816957044884179,0.23297296632805667,0.23298567021595576,0.24180841002427966,0.24852196559114573,0.25115377203694444,0.25479092165592926,0.26806629507482893,0.2698167173742167,0.28366654725404716,0.28724071846003046,0.28839277317437323,0.2895511157595164,0.29051836785307195,0.29807333272589087,0.2990637081245407,0.30100105973149044,0.30129128104023306,0.3020886209726697,0.30336454698985726,0.3074387532391085],"n_dims_used":44,"mean_confidence":0.9191669117320668},"coverage":{"mean_confidence":0.9191669117320668,"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}}