{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009050","490:4900008262","490:4900009267","490:4900007821","490:4900007340","490:4900007577","487:4870002598","487:4870003223","487:4870003362","490:4900008265","487:4870002974","490:4900003975","490:4900012632","487:4870003354","487:4870003101","487:4870003367","487:4870003520","490:4900001308","490:4900007590","494:4940008379","487:4870003224","490:4900009185","490:4900008964","490:4900005601","487:4870003221"],"twin_admin_codes":[490,490,490,490,490,490,487,487,487,490,487,490,490,487,487,487,487,490,490,494,487,490,490,490,487],"twin_sims":[0.29167690735836765,0.03296496446354236,0.006347378469102322,0.005118896629764904,0.0023356598421942244,0.0016061691802019145,0.0012184104718808476,0.00043420217653828243,0.0003030533842553722,0.00021584189928156532,0.00019039145966117082,0.00018711936124748434,0.00007667952107906689,0.0000543032654718689,0.00004424973264488195,0.00003698247003079179,0.00002681986841357664,0.000024583198477147594,0.00002199504557985255,0.000020807950252696608,0.000018287104529671492,0.000011660000730539906,0.000011606600424045945,0.0000103719157308002,0.000008345563822570015],"twin_dists":[0.20387469920879372,0.33928376682159983,0.4131443352149459,0.4218349084524537,0.4521222034860385,0.46588219125682045,0.4757807213290179,0.5110524039599077,0.5227864044936846,0.5336234144507609,0.5375745943339088,0.5381182541463171,0.5653905245538516,0.5755924220604938,0.5815611098988772,0.5867414426923178,0.5959064824434284,0.5983662346221209,0.6014939801714774,0.6030478284808263,0.6066491219145965,0.6190354411312461,0.6191605044281191,0.6222169664303823,0.6280819484323757],"n_dims_used":45,"mean_confidence":0.9125530666775173},"coverage":{"mean_confidence":0.9125530666775173,"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}}