{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012995","490:4900012682","490:4900012821","490:4900012819","490:4900012882","490:4900013104","490:4900012825","490:4900013238","490:4900013033","490:4900013136","490:4900012817","490:4900012939","490:4900012695","490:4900012263","487:4870000912","490:4900012756","487:4870000825","490:4900012752","490:4900012542","490:4900012328","490:4900013176","490:4900013139","490:4900012478","490:4900013067","487:4870002167"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,487,490,490,490,490,490,490,490,487],"twin_sims":[0.46746737303877184,0.4386023474118522,0.41969885594173423,0.35667990073428946,0.3556088263947257,0.3425191225625332,0.32782435787758407,0.3130699389378129,0.28574748276220235,0.2798699768187459,0.2644638651793181,0.260456613366929,0.2590039745864309,0.2555870399158628,0.2491417583712393,0.23120340031540787,0.2243885737349527,0.21987311554737665,0.21162178087873074,0.20802351859967474,0.1983019902099158,0.1929329392213918,0.1297791669380553,0.1284974923641007,0.12785211916090908],"twin_dists":[0.16016486191274448,0.16674205942421133,0.17114065716110258,0.18648787354158872,0.18675968926417685,0.19011671316645343,0.19396808448322106,0.19793218417989902,0.20556688648448673,0.20726520886255412,0.21182291206439272,0.2130352543905961,0.21347762035167103,0.2145243698344918,0.2165232641559026,0.2222681427529773,0.22452711174535356,0.22604912109798997,0.2288854736039054,0.23014581005298557,0.2336271434377412,0.2356005258017163,0.2624570907989908,0.2630941631840856,0.26341677440509165],"n_dims_used":45,"mean_confidence":0.9130336337619358},"coverage":{"mean_confidence":0.9130336337619358,"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}}