{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002101","490:4900004116","490:4900004525","490:4900003834","490:4900001657","490:4900004385","490:4900003688","494:4940008952","490:4900003825","490:4900003828","490:4900010015","490:4900007586","490:4900003682","490:4900011942","490:4900009705","490:4900003004","490:4900005898","490:4900012217","494:4940008972","490:4900001795","490:4900004792","490:4900007585","494:4940007657","490:4900003972","494:4940006904"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,494],"twin_sims":[0.24666406582211192,0.24209962436675303,0.23033840610830913,0.22351483840839348,0.21683133990874134,0.1829112413916247,0.173281281992803,0.13219114700994888,0.10540629846958659,0.0908598652110541,0.06449343531755412,0.06317749504465422,0.061913451356510656,0.061481646916675875,0.058474784612675745,0.054365936219049296,0.05193554696874673,0.05170471572773522,0.05001898712745263,0.0487813967876761,0.04341576168723025,0.041528081776461695,0.04014960734776094,0.038359001285921464,0.03497426180666106],"twin_dists":[0.21730046593383082,0.21874549554546743,0.22255240913424998,0.2248200133772684,0.2270862346574651,0.23938896321489958,0.24316993001576598,0.26127095131617556,0.275501283097438,0.2844480708845895,0.30409449555032503,0.30523583393514714,0.3063506437866733,0.3067357468523112,0.3094808286705487,0.31342658717059463,0.315878239157266,0.31611601151025914,0.3178797191850097,0.31920635148896154,0.32530553055405753,0.3276023335044204,0.3293358170006095,0.33166425281553613,0.33632943112145214],"n_dims_used":45,"mean_confidence":0.9183088514539931},"coverage":{"mean_confidence":0.9183088514539931,"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}}