{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004475},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002373","490:4900003777","490:4900002822","490:4900007411","490:4900004207","490:4900003373","490:4900007662","490:4900005557","490:4900007059","490:4900003375","490:4900002823","490:4900003781","490:4900003369","490:4900003107","490:4900004194","490:4900003374","490:4900002971","490:4900004065","490:4900002065","490:4900007302","490:4900003238","490:4900004336","490:4900003504","490:4900007424","490:4900005304"],"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":[0.5340737184826382,0.3977765680602068,0.3719112558012736,0.35728746146048274,0.3278876075747104,0.31804014834826794,0.31200720747501914,0.29293582052436046,0.28648362365223995,0.27091091382697574,0.2701976310002826,0.25676766609887386,0.2533475830249079,0.2525446348909737,0.2480585345675259,0.24770582918018122,0.24338877335187475,0.24153388344938298,0.23869141736835234,0.22637454831358103,0.22555521629293715,0.2192135846286666,0.21037781957319773,0.2068413849705479,0.19683502638334477],"twin_dists":[0.1454619072821817,0.17634878199825663,0.18266651690877508,0.18633387454776892,0.19395130759017473,0.19658533198716618,0.1982217411715872,0.20351806536655612,0.20535566532302438,0.20989623736270863,0.2101079913749308,0.21416170056191142,0.2152152231214645,0.2154638704241185,0.21686243663973595,0.21697307849320654,0.21833560213670716,0.21892582264706767,0.21983601704968875,0.22386416499597409,0.22413719967085943,0.22627317107083883,0.22931952778893114,0.23056310403309901,0.2341626079143662],"n_dims_used":44,"mean_confidence":0.8973338387229226},"coverage":{"mean_confidence":0.8973338387229226,"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}}