{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004788","493:4930004789","493:4930002335","493:4930004929","493:4930002506","493:4930000800","493:4930000802","494:4940000780","493:4930004371","494:4940000433","493:4930004782","494:4940000379","493:4930002002","493:4930000804","494:4940000549","493:4930005884","493:4930001842","493:4930004940","494:4940000838","493:4930000910","494:4940000609","493:4930003007","493:4930004778","494:4940000837","493:4930000602"],"twin_admin_codes":[493,493,493,493,493,493,493,494,493,494,493,494,493,493,494,493,493,493,494,493,494,493,493,494,493],"twin_sims":[0.4107060574508375,0.37074346845911493,0.3634387014813211,0.3463946943769006,0.3315084358743425,0.3296041192724212,0.3293174657747003,0.2777697257164,0.26204356393659994,0.2610842919767212,0.25702431789994123,0.2557622026949606,0.2516591507196022,0.24792333311608808,0.2238592513064232,0.22032689690744275,0.21831457531709592,0.208190981415693,0.2018563059281764,0.19248451467492805,0.18772105084826002,0.18371008095849825,0.18004838059904174,0.1794433798236655,0.17484654993670457],"twin_dists":[0.17326225370983092,0.18295668597237355,0.18478219923720396,0.18911584345920318,0.19299383965602615,0.19349668424744748,0.19357251451850796,0.2078773196670747,0.21255375518801872,0.21284458992567892,0.21408300092777013,0.21447049576077862,0.21573866080669107,0.21690483669924696,0.22470446522560178,0.22589522788076213,0.226579303776007,0.23008682642546058,0.2323410069804606,0.23576706104800643,0.23755305444264796,0.23908171109069873,0.24049793300563233,0.24073388342374807,0.2425453633838377],"n_dims_used":45,"mean_confidence":0.9264537387424046},"coverage":{"mean_confidence":0.9264537387424046,"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}}