{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004508","490:4900007574","490:4900004092","490:4900006939","490:4900007316","490:4900004232","490:4900006575","490:4900006817","476:4760003861","490:4900004234","490:4900013231","476:4760003821","476:4760004059","480:4800000295","490:4900006824","490:4900001380","476:4760003592","490:4900007206","490:4900004369","476:4760003848","490:4900003535","476:4760004057","490:4900004762","490:4900004223","479:4790002241"],"twin_admin_codes":[490,490,490,490,490,490,490,490,476,490,490,476,476,480,490,490,476,490,490,476,490,476,490,490,479],"twin_sims":[0.0205295327464154,0.009282044086657486,0.004640050675995159,0.0028512880845087884,0.0010526196228204572,0.0010277572029439056,0.0006954108923136679,0.0006430193628058477,0.0006366842112727573,0.00046649467193003263,0.0002786581390231805,0.00024119202822078467,0.00022622450988398981,0.0001815387070496673,0.00017217245665587574,0.00014297397106417489,0.0001300659824717308,0.0001259197392013225,0.00009405962350717306,0.00008575714331381132,0.00007540231723751547,0.00007406566554371488,0.00007150356895840632,0.00007143468539337257,0.00006778862051856315],"twin_dists":[0.3620629956811468,0.3973256661233519,0.42574394132611826,0.4446180349420558,0.4809381626513739,0.48177575461133704,0.4952632981902289,0.4979238021477634,0.49825909151107833,0.5086792225073431,0.5254871605884376,0.5301016850812259,0.5321362900077277,0.539066480538972,0.540721441498009,0.5464876437958579,0.5494003570832522,0.5503940980150555,0.5592625755410446,0.562042739237438,0.5658914001916241,0.5664242708693705,0.5674716531925165,0.5675003008904689,0.5690552950575258],"n_dims_used":45,"mean_confidence":0.9122662014431424},"coverage":{"mean_confidence":0.9122662014431424,"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}}