{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008925},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008699","490:4900008586","490:4900009554","490:4900009348","490:4900009105","490:4900008926","490:4900009751","490:4900008916","490:4900009649","490:4900008482","490:4900009030","490:4900008698","490:4900009457","490:4900008812","490:4900008914","490:4900009031","490:4900009552","490:4900007914","490:4900009451","490:4900009553","490:4900008481","490:4900009243","490:4900007797","490:4900008809","490:4900009128"],"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":[0.6136108000900355,0.22474172859896946,0.13788170475204983,0.09375723857799387,0.03861314015194941,0.024404547825450852,0.021196597684162054,0.013610953924861948,0.012460775331455634,0.008768524456653949,0.007770707227417202,0.006700410514771973,0.006008913891985264,0.005082310084973661,0.004579620166411284,0.004317676041571167,0.0036493505813706565,0.0034465191112274373,0.003196420379405351,0.0022177313744933427,0.002074192605586263,0.0018967968414333194,0.001472156055039697,0.0013523072974477954,0.001127770331855008],"twin_dists":[0.12835837021920268,0.22440893932633363,0.258535656929612,0.28258052659325916,0.33132825367967106,0.3539162362818163,0.36057024680583716,0.3807285768927908,0.38462015490599766,0.3997344618312859,0.40480000982882935,0.41092856219764995,0.41537553499745833,0.4221216293270422,0.42626299421578717,0.42858730262638095,0.435155358989906,0.4373663119008933,0.44026201190190895,0.45405095956711683,0.45652991291492434,0.4598213032445856,0.4690259280297105,0.4720698415416914,0.47851347630855273],"n_dims_used":45,"mean_confidence":0.8940533955891927},"coverage":{"mean_confidence":0.8940533955891927,"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}}