{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004010","490:4900002453","490:4900003589","490:4900003060","490:4900001695","490:4900004426","490:4900001866","490:4900002001","490:4900003199","490:4900003061","490:4900003201","490:4900003457","490:4900004151","490:4900001567","490:4900004585","490:4900004148","490:4900002611","490:4900003864","490:4900003332","490:4900003866","490:4900001846","490:4900003724","490:4900000898","490:4900003614","490:4900001024"],"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":[0.7725782632975935,0.7331327818140045,0.6952677404422347,0.6450041742555739,0.6443075050431423,0.6254354589353895,0.604592659589683,0.5991950898613962,0.5929290495742903,0.5825779228347568,0.5758697497343235,0.5653945261607676,0.5608220206238788,0.5583033582641752,0.5505419047926315,0.5288522738056621,0.526063086992793,0.5202521247995255,0.5171515017714456,0.5129173788655235,0.48630428455731595,0.4851260154114917,0.4819007740429801,0.48136821938107555,0.4748643414036994],"twin_dists":[0.09329689321228678,0.10233391721825007,0.11073020940922454,0.12162501176753678,0.12177479258712283,0.12582514038582135,0.13028946653521775,0.1314453059815721,0.13278744264851175,0.13500605434952592,0.13644534430188132,0.1386961647037163,0.1396801985788866,0.14022268921343525,0.14189668353155602,0.1465967319647129,0.14720390984605683,0.14847121985060646,0.14914878033600645,0.15007563214115707,0.15594900465287137,0.1562111627472658,0.1569297725969529,0.1570485748394103,0.15850287168515695],"n_dims_used":45,"mean_confidence":0.9166312323676216},"coverage":{"mean_confidence":0.9166312323676216,"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}}