{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008619},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008731","490:4900008287","490:4900008282","490:4900010017","490:4900009503","490:4900009917","490:4900007224","494:4940008951","490:4900003433","490:4900007830","490:4900013107","494:4940007438","490:4900011399","494:4940008638","490:4900012131","494:4940006795","494:4940007544","490:4900007223","490:4900006601","496:4960008143","490:4900006134","490:4900006024","490:4900005991","490:4900005604","490:4900006129"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,494,490,494,490,494,494,490,490,496,490,490,490,490,490],"twin_sims":[0.1721527594056605,0.06794374623665178,0.06254973926213303,0.061765592831456266,0.05040653185695008,0.029796969638979754,0.017337261345049187,0.008533009362104934,0.0068331382337542025,0.005017136840719936,0.004766010478583871,0.004345789419549738,0.00392130575001035,0.0038801382893917024,0.003359045778091794,0.00298474274668638,0.002205472308724039,0.0020085168168967483,0.0018428777141027007,0.0016758843351902413,0.001501565878170477,0.0014049926891203338,0.0012479318285720208,0.0012385434838848768,0.0012205311714274987],"twin_dists":[0.24362273409011365,0.3011898386702781,0.3057871683373497,0.3064822620218852,0.31746991649540673,0.34427022582831096,0.3698526811186164,0.4008816754969154,0.4101226247900653,0.42263703928387525,0.42468145928988454,0.4283318027080593,0.4323603640591171,0.432771900490012,0.4383566337666985,0.442879303474416,0.45425683105005826,0.4577171525842031,0.4608779480821488,0.46434131684985697,0.4683140316760854,0.47070223859648125,0.4749312231816468,0.47519934449090445,0.47571906511799633],"n_dims_used":45,"mean_confidence":0.9033155653211805},"coverage":{"mean_confidence":0.9033155653211805,"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}}