{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012948},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013033","490:4900012400","490:4900012883","490:4900013104","490:4900012331","490:4900012466","490:4900012757","490:4900012998","490:4900012986","490:4900012396","490:4900012261","490:4900012819","490:4900012412","490:4900013211","490:4900013177","490:4900012470","490:4900013034","490:4900012468","490:4900012895","487:4870001551","490:4900012995","490:4900012339","487:4870002081","487:4870000557","490:4900013239"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,487,487,490],"twin_sims":[0.2732254726551756,0.2641010156138172,0.24960591221320744,0.24711844602100805,0.23440503522652664,0.2237886606532532,0.21320276085888698,0.20929866989751594,0.20708458157256288,0.1981122888296455,0.16534090641800603,0.14833618408685612,0.13080439065713365,0.12442608926923526,0.12226491661112818,0.11761113117014042,0.10894118433687733,0.10581572165633372,0.10174214889206859,0.09811434142938726,0.09712586033840949,0.09697768280231829,0.08983480449515864,0.08769535721720406,0.08683909436588036],"twin_dists":[0.20921146675007876,0.21193221229846168,0.21637822014414065,0.2171575621684536,0.2212220227607951,0.22472813825023358,0.2283363127833097,0.22969748871032097,0.2304771227851296,0.2336962328363375,0.2464021158567026,0.2537226379844632,0.26195090231790097,0.2651503613862825,0.2662626634639809,0.2687097552573361,0.27347429572894466,0.2752638315273491,0.2776589952589688,0.27985596884117364,0.28046560843575763,0.28055741547659413,0.2851200734013472,0.28654246250846577,0.2871194694976205],"n_dims_used":45,"mean_confidence":0.9077048407660591},"coverage":{"mean_confidence":0.9077048407660591,"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}}