{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010794","490:4900011873","490:4900009781","490:4900005352","490:4900005610","490:4900011929","490:4900010446","490:4900010437","490:4900001660","490:4900010363","490:4900008488","490:4900012963","490:4900011991","490:4900010960","490:4900012680","490:4900011044","490:4900003960","490:4900012905","490:4900009165","490:4900003556","490:4900010607","490:4900008053","490:4900008505","490:4900011995","490:4900003673"],"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":[0.21122100613727124,0.13701814581823962,0.11609547760872063,0.11328447741792198,0.1104796674747053,0.0882839278933333,0.07819157496552377,0.05397791223900684,0.05156177173804675,0.051465020677058014,0.05006919917753789,0.035620805989405174,0.030836240899457495,0.029243800137682498,0.02858800651454781,0.027721648329729787,0.027140857108707395,0.025577640071631075,0.02529798894717945,0.025161448675316382,0.02119728118404387,0.020250575720497446,0.01834371754171447,0.016657531697897455,0.012530270716957396],"twin_dists":[0.22902512604547887,0.25894523083128357,0.2695227220817091,0.2710523254889742,0.2726079892619448,0.28614843540700424,0.29321698162899845,0.31381182701632804,0.31626369655864195,0.316363849860146,0.3178264744817348,0.33540952578144223,0.3425863793486763,0.34518711998535434,0.3462936078336456,0.34778931032318444,0.3488146844476631,0.3516715622323118,0.35219846000981864,0.3524575495860953,0.3605687383798756,0.36269980218806736,0.3672701762845915,0.3716722296218633,0.38437617387049616],"n_dims_used":45,"mean_confidence":0.9190550062391493},"coverage":{"mean_confidence":0.9190550062391493,"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}}