{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001806","490:4900001793","490:4900002105","490:4900006397","490:4900013050","490:4900000862","490:4900007971","490:4900008080","490:4900006736","487:4870003486","490:4900007854","490:4900013342","490:4900003539","487:4870003632","490:4900001663","490:4900006615","466:4660004000","469:4690006159","466:4660003022","490:4900001099","487:4870001987","487:4870003631","490:4900011047","490:4900004308","490:4900002267"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,490,487,490,490,466,469,466,490,487,487,490,490,490],"twin_sims":[0.29356541678863235,0.032701859337802175,0.02658281140679762,0.002033265464501874,0.001240189657235719,0.0008623327304397375,0.0005594895249619797,0.0005513128506714032,0.0004160425622415878,0.0003228133398522999,0.0003166264584271759,0.0002788783065089819,0.0002656401721498239,0.0002528664202624892,0.00019842336685523237,0.00016800204143536428,0.00016046767398535423,0.00011959675311932967,0.00009621101121642054,0.00008912497599670421,0.00008519307576885198,0.00007267581570182208,0.00006961686172849044,0.00006203248248454271,0.000058692146854909045],"twin_dists":[0.20334004976040285,0.3396819156865021,0.34981786382535357,0.4572656307614768,0.4751521958413697,0.4878812295758853,0.5026154656861379,0.5031092943382027,0.5124605349720792,0.5207444274043787,0.5213708646871407,0.5254618089519768,0.5270206167831828,0.5285955195294428,0.5362765149139266,0.5414857990343585,0.542913200775271,0.5519706923057507,0.5585800916162337,0.560885523138592,0.5622407527721188,0.5669881002533099,0.5682659268981388,0.5716794758474716,0.5733103151145663],"n_dims_used":45,"mean_confidence":0.9188329060872396},"coverage":{"mean_confidence":0.9188329060872396,"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}}