{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011517},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011381","490:4900011016","490:4900011977","490:4900010504","490:4900010594","490:4900010422","490:4900010854","490:4900010683","490:4900010429","490:4900010508","490:4900011910","490:4900010060","490:4900010244","490:4900010333","490:4900010420","490:4900010690","490:4900010500","490:4900010058","490:4900011095","490:4900011236","490:4900010853","490:4900010251","490:4900010928","490:4900010062","490:4900010501"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3285022022198628,0.29607414819827355,0.25782878169835893,0.23200609722618373,0.18518087378222406,0.18487873665085444,0.1769853276426763,0.1609746156878482,0.15058168817052878,0.14871486167464323,0.13441646459928525,0.12315252990536123,0.1135347758106707,0.11271110477043773,0.11005754592595555,0.10432294562586225,0.09571632591047713,0.0942471996260709,0.09351912104013616,0.09294243830182318,0.09251269531954648,0.09239359140731716,0.09230808975159024,0.09123023385774802,0.09056457716521382],"twin_dists":[0.19378838005168744,0.20263294997789533,0.21383664161243146,0.2220049752749714,0.23851846394003567,0.2386339110603467,0.24169837103800992,0.24822739167618676,0.25272184102080975,0.2535530862036274,0.26019097402884617,0.26580403409132586,0.27091494883279466,0.27136790569666697,0.2728447483880294,0.27613307081354266,0.2813434180774996,0.28226923372488943,0.2827322761814021,0.28310105687809556,0.2833770480980076,0.2834537186656093,0.2835088066696072,0.2842067430339219,0.2846410355823322],"n_dims_used":45,"mean_confidence":0.889723883734809},"coverage":{"mean_confidence":0.889723883734809,"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}}