{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000591},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001845","487:4870000459","487:4870000296","487:4870000748","487:4870000518","487:4870000734","487:4870000652","487:4870000470","487:4870001935","487:4870000666","487:4870000402","487:4870002275","487:4870000468","487:4870000236","466:4660013302","487:4870000414","466:4660010181","487:4870000294","466:4660010019","487:4870002110","490:4900003167","487:4870001272","487:4870000732","487:4870002109","487:4870000590"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,466,487,466,487,490,487,487,487,487],"twin_sims":[0.3191566268886908,0.3166362466404014,0.308652816418654,0.2959424815443824,0.1992391436923382,0.19591314012048994,0.19327295239504225,0.18868929995320363,0.1833153373832061,0.1829480672784733,0.1681191830788727,0.16528424205244746,0.16148751110463297,0.15831000203514975,0.156137559675221,0.14835810293532825,0.1472851789270249,0.13744662126556767,0.1304122893143903,0.12981405415745118,0.12764203837137778,0.11916212478623901,0.11896280225320474,0.11541342414503346,0.09755992284237505],"twin_dists":[0.196284422179074,0.19696455349235134,0.1991394109378411,0.20266997282791163,0.23328649956991956,0.2345005255568213,0.23547443174203908,0.23718747827532322,0.23923342054942925,0.23937477833909412,0.24525875395716662,0.2464255790289359,0.24801113592081958,0.249359024415713,0.2502919518922294,0.25371281518160577,0.2541949025218896,0.25874177032780776,0.26214414158477106,0.2624398162514279,0.2635220561188525,0.26788610290466347,0.26799149152607926,0.26989122208415656,0.28019730600594256],"n_dims_used":43,"mean_confidence":0.9119612228038699},"coverage":{"mean_confidence":0.9119612228038699,"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}}