{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009527","490:4900010831","490:4900008897","490:4900007780","490:4900010733","491:4910005365","490:4900009624","490:4900007895","490:4900010213","490:4900007896","490:4900010832","490:4900007770","491:4910004855","490:4900011144","490:4900011079","490:4900007783","491:4910005518","490:4900010909","490:4900008899","490:4900009951","490:4900009528","491:4910004906","490:4900009625","490:4900011145","490:4900011069"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,491,490,490,490],"twin_sims":[0.33334471253833614,0.3242558707186453,0.2593816751549013,0.259117719132828,0.24735163130706245,0.24633175832965246,0.24047176071602566,0.18238116962968964,0.1468166615144246,0.13464845991555638,0.12449109751587871,0.12018642465463945,0.11575498391557494,0.11446278823482073,0.11204287146201461,0.10857245712602913,0.1079205373131102,0.10406217691361627,0.10264297981571045,0.10143284127187872,0.09163058170154718,0.09121627174254872,0.07963041616053729,0.07784404693627632,0.07403625110073457],"twin_dists":[0.19251045601178723,0.1949175369758497,0.21336245091447953,0.21344292594692735,0.21708429031716375,0.21740508466690375,0.21926510992909165,0.23959336398038744,0.25440623133839346,0.2600791587820503,0.2651171316987352,0.2673466370257811,0.26970647561690597,0.2704076340469213,0.27173726221147276,0.27368332847871035,0.2740542540620072,0.27628590766856226,0.27712297383085194,0.27784389745382077,0.28394675130213254,0.2842158265091924,0.29216617006586815,0.29347311474082216,0.29634161767833056],"n_dims_used":45,"mean_confidence":0.8890799628363715},"coverage":{"mean_confidence":0.8890799628363715,"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}}