{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930007124","487:4870005119","493:4930006953","487:4870005002","478:4780008317","487:4870003370","487:4870003116","466:4660005932","469:4690002076","496:4960009960","487:4870010012","487:4870011216","469:4690003016","484:4840004499","466:4660005331","486:4860000323","496:4960008316","466:4660010566","469:4690003507","481:4810003262","469:4690005175","490:4900009918","473:4730004095","477:4770000139","480:4800003735"],"twin_admin_codes":[493,487,493,487,478,487,487,466,469,496,487,487,469,484,466,486,496,466,469,481,469,490,473,477,480],"twin_sims":[0.05754067074160224,0.005513509824919088,0.0038368413368314535,0.0013098133164155487,0.0009923345257319505,0.0006914394627781016,0.0006145770808441915,0.0003856070028973648,0.00021428339421763812,0.00019521162666227785,0.00016627493336564042,0.00015258178559721678,0.00013324488645993733,0.00011869344682510422,0.00010025500375404002,0.00007355328242694672,0.00006804427794579632,0.0000645906021844502,0.00005697904810900173,0.00005016513794679676,0.000040433122060726934,0.00003807817934890864,0.000026680016233081284,0.000023064864774812297,0.00002303922539203595],"twin_dists":[0.31035726984920725,0.418854941555781,0.43320903378473696,0.4732092625102029,0.48300216307461763,0.495458316097634,0.4994539915495309,0.5149549407598248,0.5338524298911027,0.5367895387834719,0.541807593450707,0.5444765356260693,0.5486585144562892,0.5522023258690794,0.5573354032472718,0.5666309568663016,0.5689437064748267,0.5704859117211042,0.5741811727048747,0.5779105381502025,0.5841713800480492,0.5859014881511644,0.5960544488232516,0.6001606745955312,0.6001919330138062],"n_dims_used":45,"mean_confidence":0.9129043579101562},"coverage":{"mean_confidence":0.9129043579101562,"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}}