{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004119","490:4900004248","494:4940008998","490:4900009302","490:4900012081","490:4900009260","490:4900011683","490:4900009479","490:4900004946","490:4900009060","490:4900004511","490:4900010080","490:4900004800","490:4900009195","466:4660004295","490:4900008295","490:4900012080","490:4900008198","490:4900012213","490:4900004100","490:4900009675","490:4900005077","466:4660004303","490:4900010186","490:4900006403"],"twin_admin_codes":[490,490,494,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.2979512149915004,0.13255305167234152,0.12397685482472667,0.11288574061431454,0.11213786028123143,0.10647098631345239,0.09615574736181223,0.09403240279039798,0.08363751165486798,0.07676957585210102,0.07434894471699377,0.0731761946690687,0.06761898696782419,0.06407708362643237,0.06013386813063885,0.058898360606438535,0.05259022641928634,0.04876171712769243,0.048045543457837396,0.04763025324894652,0.04692084154587078,0.043748849983180856,0.039363485142033444,0.03800465971552895,0.035425553886836325],"twin_dists":[0.2021061949890781,0.2610943876540629,0.26538035402363913,0.2712716565957651,0.2716846550625123,0.2748852821055933,0.28106867720279877,0.28240554572419974,0.2893178688156046,0.294270876937908,0.29610162940902357,0.2970059507573387,0.30145804320617786,0.3044535276524341,0.3079522140143386,0.30908720183906363,0.31520861741427375,0.3192276727378832,0.32000851744626324,0.32046577229039397,0.32125463562155276,0.3249090039803457,0.3303470193479022,0.33213589085248013,0.3356858242229594],"n_dims_used":45,"mean_confidence":0.91085205078125},"coverage":{"mean_confidence":0.91085205078125,"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}}