{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010051},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009747","490:4900008346","490:4900010510","490:4900009860","490:4900010055","490:4900008015","490:4900010250","490:4900010225","490:4900010237","490:4900007999","490:4900009753","490:4900009241","490:4900011442","490:4900009446","490:4900007773","490:4900010925","490:4900010849","490:4900010056","490:4900011577","490:4900011380","490:4900011698","490:4900010566","490:4900010998","490:4900011565","490:4900009957"],"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":[0.27413385816165464,0.16343944833239885,0.14881020787532057,0.13492796101461726,0.12751532764059711,0.10935986947346713,0.09469211009908024,0.09045771022234078,0.09002211717502792,0.08667917321965224,0.08640638366258381,0.0788620260159524,0.07586937183871659,0.07314686738553348,0.06800610932953015,0.06746344754101921,0.06462102974294077,0.06299402579566782,0.05964617189440635,0.05728345953678091,0.05682067513381044,0.056665802575746896,0.05578357135766368,0.05010532817387621,0.049764592418209914],"twin_dists":[0.2089436928199041,0.24719265407971228,0.25351044542285,0.25994463897444475,0.26358562047663375,0.2732376049167371,0.2819876666221192,0.28471099371336833,0.28499682424683265,0.28722773596966045,0.28741278154691774,0.29272542385468425,0.29494620216531914,0.29702871509174683,0.3011384552102712,0.30158686811196195,0.3039848466260198,0.3053965022120997,0.3083979190486249,0.3106006599729985,0.31104085728377556,0.3111888320213996,0.3120381996248105,0.3177881909153631,0.31815016489604686],"n_dims_used":45,"mean_confidence":0.8916760762532552},"coverage":{"mean_confidence":0.8916760762532552,"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}}