{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000587},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000533","477:4770000692","477:4770000795","477:4770000371","477:4770000986","477:4770000485","477:4770000476","477:4770000384","477:4770001281","477:4770000733","477:4770000739","489:4890003913","477:4770000478","477:4770000591","477:4770000539","477:4770000582","477:4770000527","477:4770000581","477:4770000532","477:4770000742","477:4770001624","477:4770000431","477:4770001280","477:4770000475","477:4770000590"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.7768452979813988,0.7218828776729616,0.6017668355012366,0.5918988550921959,0.5809755591927525,0.5754173706519184,0.5734876775761067,0.5692175095426872,0.5514291417458487,0.550056968860485,0.5196830411146578,0.51014254282763,0.5003955722024015,0.49887279818846614,0.4952374744094221,0.48844605856977524,0.4684909405891608,0.4634704672435659,0.44938300727561326,0.44647878467302127,0.4447081698713987,0.43929875586382805,0.4272690861944535,0.4188489748287839,0.4120363474904903],"twin_dists":[0.09229573184174503,0.10485181243783699,0.13089457081292075,0.13300815363768803,0.135349728625536,0.1365424586349167,0.13695679785356404,0.13787418948339064,0.1417051396884474,0.1420013965207254,0.14859550624455362,0.15068408276224549,0.1528282652564595,0.15316427393779253,0.15396760259873968,0.15547296911294262,0.15993435537504763,0.16106663125083284,0.1642673269684601,0.1649317420671404,0.1653376198109687,0.16658149097456543,0.16936960578612723,0.17134032205599656,0.17294715134835167],"n_dims_used":45,"mean_confidence":0.9209104749891494},"coverage":{"mean_confidence":0.9209104749891494,"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}}