{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001641","490:4900003656","490:4900002093","490:4900003664","490:4900002246","490:4900001123","490:4900003804","490:4900003400","490:4900001769","490:4900002690","490:4900001783","490:4900003393","490:4900001115","490:4900003382","490:4900001929","490:4900002396","490:4900002528","490:4900003531","490:4900004484","490:4900002542","490:4900003658","490:4900001919","487:4870004938","490:4900003383","494:4940007537"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,494],"twin_sims":[0.2285912034331556,0.12224809481156514,0.04682417319030639,0.030342617595366893,0.012425395665623036,0.01151840604990033,0.007266179350928033,0.006624317603579833,0.006195893215331004,0.005787686654600463,0.005669868725374266,0.005632739378175534,0.005436487771785668,0.005163255958198381,0.005074488025555774,0.005069718160128167,0.004787136728220664,0.004473480416876516,0.0038965355989448638,0.0036360197850758627,0.0036359282393545562,0.0034342235181530944,0.0033385380392177613,0.0032478432708610166,0.003171618112488218],"twin_dists":[0.22312875437316038,0.26627137973624776,0.3213629014524712,0.3433799919734849,0.3847448275604474,0.38805353637040435,0.4075876368735658,0.4113971105328976,0.4141293417763165,0.416895996005393,0.41772728478239896,0.41799249314224857,0.419421088106642,0.42148975160296526,0.4221831714964487,0.4222207418720467,0.4245057556000294,0.4271898853930252,0.43260750856615887,0.4352971888010822,0.43529816441642966,0.437504121216028,0.43859221158846734,0.43965013962106475,0.4405603489892958],"n_dims_used":45,"mean_confidence":0.9144590589735243},"coverage":{"mean_confidence":0.9144590589735243,"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}}