{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650002896","487:4870003613","495:4950002138","492:4920003884","492:4920002844","495:4950001998","497:4970003527","665:6650003121","494:4940001199","492:4920003028","492:4920002850","492:4920003377","665:6650003270","665:6650002971","494:4940000904","486:4860003100","493:4930004915","492:4920002843","491:4910005124","495:4950001890","487:4870002386","494:4940003375","494:4940000735","495:4950002141","486:4860003179"],"twin_admin_codes":[665,487,495,492,492,495,497,665,494,492,492,492,665,665,494,486,493,492,491,495,487,494,494,495,486],"twin_sims":[0.04516724644734789,0.03578353835037597,0.022629508490537013,0.02043781381509719,0.020207319294917165,0.017117037941745402,0.016415648665577067,0.016274529851520426,0.015623307014050644,0.015244113462680588,0.014536877757750526,0.013311829710217065,0.01189832146587396,0.01177754837523154,0.011695054074206646,0.011159677958249212,0.010553755807288403,0.010386048698508992,0.010262364100914658,0.01003388756940632,0.009397233755213506,0.009396976402828475,0.00929057194481561,0.009275855119587124,0.00927247137788611],"twin_dists":[0.32324834166600747,0.3351802274934675,0.35749709791726175,0.3622715361612449,0.3627992323980339,0.3704352308254982,0.3723354646350806,0.3727263826478028,0.374569884636245,0.37567469380811064,0.37780158264566766,0.3817117981935453,0.3866404251773339,0.38708524965620145,0.38739142050319275,0.389426356919469,0.39183688049841825,0.39252581651181284,0.39304028536800767,0.39400533995180537,0.3968017322763482,0.3968028964227765,0.39728667917039867,0.3973539803673395,0.3973694679676763],"n_dims_used":42,"mean_confidence":0.8947806585402716},"coverage":{"mean_confidence":0.8947806585402716,"n_dims_used":42,"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}}