{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003819","492:4920003215","492:4920003724","492:4920002865","492:4920002831","492:4920003486","492:4920002664","492:4920002955","492:4920003017","492:4920003910","492:4920001595","492:4920002816","492:4920003108","492:4920003160","492:4920002027","492:4920003264","492:4920003358","492:4920003756","492:4920002818","492:4920003846","492:4920002625","492:4920002828","492:4920003015","492:4920003044","492:4920000380"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.41973048885864167,0.3640474833135619,0.2698459553391717,0.25433577403095486,0.25322996757615884,0.24260399260338425,0.2246136051677799,0.21964832185217545,0.21885903815250501,0.2018766807053432,0.1935334044447376,0.18028312747256758,0.17968920354043227,0.17891772680389337,0.17681736566461506,0.17639745649931696,0.16283808290558266,0.1618390403072182,0.16133977984815026,0.15860863092824296,0.153641960407909,0.15191622219033535,0.1499217542365716,0.14728095021029886,0.13548146362298413],"twin_dists":[0.171133228868345,0.1846293602198043,0.21021252130495952,0.21490989880489467,0.21525161348739474,0.21858496059991708,0.22445179760623737,0.22612543535216995,0.2263938012659533,0.2323336794555659,0.2353779473294949,0.2404065329389991,0.24063794423251023,0.24093934649688845,0.24176462232595922,0.24193044833966204,0.2474440586201763,0.24786320592106492,0.2480733737157797,0.24923151336322338,0.2513754380182958,0.2521322485988648,0.2530148189835498,0.2541968076974818,0.25967886199998996],"n_dims_used":45,"mean_confidence":0.9262585957845052},"coverage":{"mean_confidence":0.9262585957845052,"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}}