{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003457","490:4900004156","490:4900003199","490:4900001839","490:4900003324","490:4900003724","490:4900001837","490:4900003864","490:4900004147","490:4900004442","490:4900003061","490:4900002453","490:4900004577","490:4900003060","490:4900002905","490:4900002452","490:4900003332","490:4900003208","490:4900003340","490:4900003879","490:4900001866","490:4900003209","490:4900002768","490:4900004021","490:4900003058"],"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":[0.7404654763358058,0.7393072092395329,0.7060994209386257,0.6978469229381643,0.6496913917445721,0.6334925563741258,0.6258282575421723,0.6229896159320196,0.6056242817505956,0.5987715963623385,0.5918078118642918,0.5787541336475518,0.5770995750488197,0.5749295698908081,0.5716071246418818,0.5621794833788376,0.5388291244577976,0.5369505584181218,0.5267050813170608,0.5265902501619673,0.523837028101592,0.5095335932687055,0.5027782366113922,0.5021294183692425,0.4895998155961519],"twin_dists":[0.10068016823418292,0.100942096878641,0.10834976770459057,0.11016472892053775,0.12061666907685764,0.12409737027861875,0.12574094724917473,0.1263493116962923,0.13006856728571595,0.13153600129137658,0.13302765976853304,0.13582630432797368,0.13618136789233723,0.1366471852602904,0.13736072091502105,0.13938795484968605,0.1444303314892898,0.14483762821770607,0.14706409182823882,0.1470890977977599,0.14768901138565493,0.15081772289014117,0.1523030850349886,0.15244602780420363,0.1552167945087366],"n_dims_used":45,"mean_confidence":0.9166844685872396},"coverage":{"mean_confidence":0.9166844685872396,"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}}