{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002469},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002137","480:4800002380","480:4800002085","480:4800002419","480:4800001927","480:4800002088","480:4800002466","480:4800001923","480:4800001813","480:4800002510","480:4800002029","480:4800001423","480:4800001469","480:4800001814","480:4800002188","480:4800001366","480:4800002366","480:4800002418","480:4800001980","480:4800002043","480:4800001356","480:4800001243","480:4800002463","480:4800002329","480:4800002369"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7446228601011822,0.704280302018254,0.6404682735623497,0.562621827935466,0.5615484448580198,0.5388033308434498,0.533076551074062,0.5085999079518994,0.4909144062176566,0.4881722624898845,0.48097010584266736,0.47939486430543105,0.47751364518667,0.4693088841668426,0.4665979153030539,0.4645646138814186,0.4631150271054155,0.4627185454145967,0.44429072184616286,0.4392187196039445,0.4341313596649835,0.4311381506443713,0.42271042886014426,0.4153409117540346,0.40736967091273324],"twin_dists":[0.09973775780636468,0.1087506089316782,0.12259982278078481,0.13929274416504012,0.13952379733277984,0.14443592201197916,0.14567845214902594,0.15102270982979535,0.15492512965474683,0.15553378824642716,0.1571374131028352,0.15748915453308995,0.15790970400602167,0.15975027850064102,0.16036079881949059,0.16081950621348365,0.16114695515845257,0.16123657931249719,0.16543340127102416,0.16659993956872157,0.16777533107128625,0.1684694589647006,0.17043451282700794,0.17216631736547605,0.17405451273441722],"n_dims_used":42,"mean_confidence":0.9115713210332961},"coverage":{"mean_confidence":0.9115713210332961,"n_dims_used":42,"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}}