{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940008945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004517","494:4940008946","494:4940009006","494:4940008555","490:4900002721","490:4900004522","490:4900003549","494:4940008986","494:4940008921","490:4900008620","494:4940008858","490:4900004099","490:4900003296","494:4940008564","490:4900004530","490:4900003822","494:4940008900","494:4940008866","490:4900004518","494:4940008953","494:4940008472","490:4900001957","494:4940008279","494:4940008468","494:4940008183"],"twin_admin_codes":[490,494,494,494,490,490,490,494,494,490,494,490,490,494,490,490,494,494,490,494,494,490,494,494,494],"twin_sims":[0.16035906682708762,0.15275409982471297,0.10505419909476375,0.10329550073981869,0.09302248718587694,0.08298428358650342,0.08250218600827866,0.05605042308451432,0.050467341740734147,0.04900823584315336,0.0470530498657225,0.04030663512335828,0.03876928729676193,0.03788194210770832,0.033651942059710435,0.03345132068529607,0.03335380140451856,0.03335054559611715,0.03170285496421155,0.02938165596129059,0.02887979139145731,0.028027534156347424,0.027824913111931932,0.02744452849940441,0.025282718005252964],"twin_dists":[0.24848759164187229,0.2517640195189415,0.2757060631984325,0.27673699267677876,0.283049758951192,0.28977463610253296,0.29011358722935204,0.31178012425354307,0.3174058524352094,0.3189611072448732,0.32110686774270625,0.32913583639280136,0.3311227374058943,0.3323000997511616,0.3382568249242995,0.33855486501739906,0.3387002891227878,0.33870515054909317,0.34121903757613725,0.3449572366838425,0.3457986301030945,0.3472566880233654,0.34760893810534715,0.3482762284257,0.3522273770175166],"n_dims_used":45,"mean_confidence":0.917960696750217},"coverage":{"mean_confidence":0.917960696750217,"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}}