{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001427","480:4800001310","480:4800002270","480:4800002458","480:4800001473","480:4800001312","480:4800002369","480:4800002473","480:4800002504","480:4800001646","480:4800001585","480:4800001867","480:4800001925","480:4800002131","480:4800001927","480:4800001820","480:4800001584","480:4800001229","480:4800001356","480:4800001371","480:4800001414","480:4800001237","480:4800001698","480:4800002150","480:4800002360"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8906036974500599,0.8593602496972209,0.720311859368353,0.7085385094988665,0.6954398779249873,0.6793073597389613,0.6789363051025609,0.6580425601938483,0.62722655440758,0.6083915246164817,0.6079700241707009,0.5822631602726241,0.5790253721384215,0.5708582954877355,0.5682732861077506,0.5546991682299951,0.5500499835584768,0.5450961586336918,0.5073895540649475,0.503253583910775,0.4987200296503448,0.4915733774253372,0.48996029766323745,0.47899695465296005,0.47889374104809485],"twin_dists":[0.06251692542735549,0.07150579845443272,0.10520170542247737,0.10781160661769523,0.11069249345047812,0.11421301362887738,0.11429367562233855,0.11881715215372413,0.1254412046958362,0.1294760249481247,0.12956628017459082,0.13507355878093913,0.13576810575631873,0.1375216003812759,0.13807714561088297,0.14099959971915574,0.14200290497810464,0.14307348214315346,0.1512885843274838,0.15219839203962005,0.15319799901935383,0.15477901290110216,0.15513679201829628,0.15757806356199067,0.15760112950091512],"n_dims_used":42,"mean_confidence":0.9115353538876488},"coverage":{"mean_confidence":0.9115353538876488,"n_dims_used":42,"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}}