{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004112","494:4940003557","494:4940004843","487:4870009628","490:4900001222","494:4940008116","490:4900003300","490:4900005777","494:4940000772","496:4960009394","490:4900006024","494:4940008573","490:4900004989","490:4900000716","487:4870007046","490:4900005520","490:4900012816","494:4940004845","490:4900001858","487:4870003958","487:4870003947","487:4870011306","496:4960009487","487:4870002969","494:4940007438"],"twin_admin_codes":[487,494,494,487,490,494,490,490,494,496,490,494,490,490,487,490,490,494,490,487,487,487,496,487,494],"twin_sims":[0.1775213382680033,0.05053636094783482,0.037973917933855364,0.03747850540451132,0.0370780549798833,0.035347353339759725,0.028764663137944093,0.026843148307970317,0.02436805296858473,0.0223881765068894,0.019132159979152033,0.01814628772259887,0.01736819713838491,0.016076061992626352,0.01514001285248194,0.01426038113915527,0.014147904377891747,0.012466765247676176,0.012051146691439663,0.011883761663047497,0.010897015324641386,0.010630335920134161,0.009907527956997977,0.009764592929926664,0.00920144524875221],"twin_dists":[0.24148724441032995,0.3173332175606395,0.33217698433166276,0.3328431357131918,0.3333870750059816,0.3357968479508115,0.34599341580708254,0.3493476292768181,0.35398755265971027,0.3580026129861659,0.365332320028893,0.36776681611456163,0.36977136806958244,0.3732812355012759,0.3759822300075069,0.3786579773786283,0.3790105499180674,0.3845990783875265,0.3860832541446672,0.38669383806848906,0.3904566402015265,0.39152552753595876,0.3945475093399405,0.3951682811517984,0.3976957297821748],"n_dims_used":43,"mean_confidence":0.8960837430732195},"coverage":{"mean_confidence":0.8960837430732195,"n_dims_used":43,"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}}