{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660014019","490:4900004836","466:4660004318","487:4870003048","466:4660004759","490:4900005921","487:4870003581","490:4900001352","466:4660012191","466:4660002799","496:4960000969","487:4870010716","494:4940008323","496:4960010880","466:4660009578","480:4800005223","487:4870011574","494:4940008604","493:4930000409","494:4940005716","466:4660012931","466:4660005549","493:4930000028","493:4930000159","496:4960000574"],"twin_admin_codes":[466,490,466,487,466,490,487,490,466,466,496,487,494,496,466,480,487,494,493,494,466,466,493,493,496],"twin_sims":[0.4813844325161421,0.26678458467892185,0.24436882708820698,0.2296966105211075,0.21757798862438163,0.19957534966075446,0.1945992054767362,0.18909125138933097,0.1823395044452698,0.1789144668174592,0.17627834147068594,0.15956817158034095,0.14948393407733715,0.14643078626929062,0.14184376108207655,0.14038150583967587,0.13945023111426988,0.1392837099256158,0.1374685401436857,0.13743441864039083,0.13366854322133864,0.12337819037955403,0.12213127015361057,0.11966818352946668,0.1195216417256449],"twin_dists":[0.15704495740248656,0.21112604897929044,0.2180249254584144,0.22276378009324097,0.22683075939828903,0.2331645623788254,0.23498405951602988,0.23703610169456374,0.23960944824665395,0.24094062206951927,0.24197753911176462,0.24882298049519241,0.2532097139004405,0.2545806584605302,0.2566806918704966,0.2573607417034383,0.2577966049380662,0.2578747703026078,0.2587313749686671,0.25874755814455136,0.2605524408526629,0.2656878369001013,0.26633193805859845,0.26761913681378274,0.26769635449536083],"n_dims_used":43,"mean_confidence":0.9003769630609557},"coverage":{"mean_confidence":0.9003769630609557,"n_dims_used":43,"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}}