{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012869},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012867","490:4900013156","490:4900000866","490:4900012737","490:4900012461","490:4900012739","490:4900012679","490:4900012800","490:4900012937","490:4900012983","490:4900013121","490:4900013199","490:4900012969","490:4900003517","490:4900012873","490:4900012244","490:4900004505","490:4900012801","490:4900002585","490:4900013259","469:4690003025","490:4900013227","490:4900012808","494:4940005194","469:4690002727"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,469,490,490,494,469],"twin_sims":[0.028735454657594958,0.022194361305803014,0.021384240536888328,0.014791001243221176,0.01272390367634409,0.012011087322162673,0.011678503971144527,0.01145088030813549,0.010829902935084783,0.009355588988006633,0.008370065134517561,0.007869681948592435,0.007194435823636362,0.007008647102897702,0.006880243499528066,0.0062466159469815345,0.0061295220993018516,0.006103355936594205,0.006076206322378036,0.005651635527392953,0.005258800618775125,0.004431864911658687,0.004393280757000757,0.00432173452708799,0.004283783703022923],"twin_dists":[0.346042940186039,0.3584120329479218,0.3601577154696557,0.3770270596274116,0.38370264453891256,0.3862286940195082,0.3874530756133818,0.3883090218450094,0.3907234258627469,0.39699048592291836,0.4016920941892738,0.4042722906479407,0.40799806545771305,0.4090782713563617,0.4098399804858535,0.4137971315593779,0.4145677650665974,0.4147417866317258,0.41492306154081804,0.4178573245966869,0.4207553487540862,0.4275587583617094,0.42790358170830967,0.4285503251692825,0.4288973392193247],"n_dims_used":45,"mean_confidence":0.907942877875434},"coverage":{"mean_confidence":0.907942877875434,"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}}