{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003580},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003634","477:4770003629","477:4770003630","477:4770003516","477:4770003577","477:4770003691","477:4770003570","477:4770003633","499:4990000153","499:4990000382","477:4770003515","477:4770003737","477:4770003785","499:4990000038","477:4770003738","477:4770003786","477:4770003576","499:4990000093","499:4990000185","499:4990000046","499:4990000446","477:4770003685","477:4770003908","499:4990000438","499:4990000121"],"twin_admin_codes":[477,477,477,477,477,477,477,477,499,499,477,477,477,499,477,477,477,499,499,499,499,477,477,499,499],"twin_sims":[0.9538660972218782,0.9536827080727474,0.9178776362383849,0.9050538097048028,0.8868433076506278,0.8864368072587647,0.8760657544598697,0.863177737130072,0.8591092214799879,0.8569410422905428,0.8495034780395997,0.8487649543089417,0.8344567130007223,0.8291103659176996,0.8104982493253257,0.8084530869934129,0.8052824158295275,0.7974622651874786,0.7949636186787834,0.7923753297952616,0.7871797369086988,0.7828268044403751,0.7746765269262262,0.7664121044089126,0.7563466787829657],"twin_dists":[0.039916909069009736,0.039998075685276975,0.05376590170563209,0.05801215211774356,0.06364829600978533,0.06376967977766466,0.0668100742773125,0.0704524878549012,0.0715746808148791,0.07216772652406009,0.07417714998486165,0.07437465943631169,0.07813532582232266,0.0795107694413167,0.08418954694145558,0.08469422449180722,0.08547324796414026,0.08737778718248734,0.08798149232997665,0.08860450214319038,0.08984811917337447,0.09088315635300645,0.09280524461496947,0.09473456024543159,0.09705986066461098],"n_dims_used":45,"mean_confidence":0.9237092759874131},"coverage":{"mean_confidence":0.9237092759874131,"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}}