{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005418},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005018","490:4900004746","490:4900005285","490:4900004615","490:4900005288","490:4900005294","490:4900005417","490:4900005286","490:4900005019","490:4900005419","490:4900005293","490:4900004607","490:4900005292","490:4900003632","490:4900005153","490:4900004193","490:4900007413","491:4910002162","490:4900004206","490:4900005152","490:4900004332","490:4900003240","490:4900005422","490:4900003634","490:4900005950"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.20133530893091645,0.1068351013087073,0.08188156616467326,0.06665066640152294,0.06517034183282105,0.0648975841597091,0.05562263074682691,0.05241236609185324,0.0494215237380965,0.048886964260475105,0.04511139807604539,0.042028031744007634,0.03888556015287356,0.03885613103733551,0.03744490589507029,0.037054682834929444,0.03582195996948389,0.03364435454861973,0.03362241167716089,0.032589656415575895,0.03249797926526501,0.03223489193449327,0.03217114456596838,0.027583319126546,0.02733710213364007],"twin_dists":[0.23252854984614116,0.27467571287502723,0.29055226964370984,0.3022640142844029,0.303514803636144,0.30374779431597965,0.3121943409488103,0.3153898491517985,0.31851670993660386,0.3190921004161836,0.323312895725376,0.32698560619464245,0.3309701569701703,0.3310087391522245,0.33288858466338905,0.3334189754477814,0.33512621880636584,0.33826806921531577,0.33830059956456027,0.33985254122884123,0.33999232628871934,0.3403953482401077,0.3404934252777789,0.34803183766086204,0.3484661227388834],"n_dims_used":44,"mean_confidence":0.8945073214444247},"coverage":{"mean_confidence":0.8945073214444247,"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}}