{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003418},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003152","490:4900003408","490:4900003421","490:4900003419","494:4940008754","490:4900003150","494:4940006792","490:4900002575","494:4940008462","494:4940008943","490:4900003013","494:4940008694","490:4900003958","494:4940008251","494:4940008464","490:4900003680","494:4940008624","494:4940008467","494:4940008455","494:4940007859","490:4900001129","494:4940008250","494:4940008460","490:4900000758","490:4900002425"],"twin_admin_codes":[490,490,490,490,494,490,494,490,494,494,490,494,490,494,494,490,494,494,494,494,490,494,494,490,490],"twin_sims":[0.19844852174854286,0.18124967652128487,0.09130481523523722,0.08964869334428018,0.07764214317853736,0.07675340234538211,0.0722040330189398,0.05472763625950959,0.04916044931749333,0.04427989689182664,0.04053301501474576,0.04048534667166789,0.039294369908613826,0.03294098373097338,0.032276516986244466,0.032251363133467395,0.03195660974030705,0.02951056612288829,0.024225325599081075,0.023894672132000513,0.022209454158080538,0.022132674778535304,0.02002670384619821,0.020004397564928066,0.01946876475446887],"twin_dists":[0.23357380778690168,0.2400310865773401,0.28415824048888866,0.28524273383943494,0.29362234324539915,0.2942829537497795,0.2977645246564775,0.3130695279224158,0.31879707390864503,0.3242820310308457,0.3288486878864374,0.32890903942891553,0.33043673745794827,0.33931994355139306,0.3403313963787008,0.34037003380230685,0.3408247174084917,0.34474310686649023,0.35426735381732277,0.35492108673471673,0.3583800391690152,0.35854299265017664,0.3632164148700176,0.3632681649425405,0.36452619468169306],"n_dims_used":45,"mean_confidence":0.9233027140299479},"coverage":{"mean_confidence":0.9233027140299479,"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}}