{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000405","496:4960008027","487:4870004550","496:4960008018","496:4960008266","487:4870002994","487:4870004257","496:4960009275","496:4960008866","494:4940008391","490:4900001079","496:4960008669","496:4960004818","494:4940008392","496:4960008678","487:4870004552","490:4900000946","490:4900002005","487:4870005714","496:4960008270","487:4870004698","490:4900001059","487:4870004700","487:4870005273","490:4900001729"],"twin_admin_codes":[490,496,487,496,496,487,487,496,496,494,490,496,496,494,496,487,490,490,487,496,487,490,487,487,490],"twin_sims":[0.8603828869131722,0.6233511062015168,0.5765149718629029,0.5707437017104251,0.5536041880893043,0.518596790404469,0.5078731028218726,0.49564156837044776,0.47727620260629916,0.46347059519482614,0.45083516289246744,0.43857515237313366,0.4298142705579049,0.4210217986511075,0.41943823586460194,0.41548557413264525,0.4111712423523355,0.39943618444997725,0.39933342307929964,0.3956867411427879,0.39061591172951693,0.3886378799079173,0.38690683399375514,0.38456824842084075,0.37885737825686716],"twin_dists":[0.07122470615884696,0.126271848074656,0.13630684383180244,0.1375462218644698,0.1412357801795199,0.14883282996923236,0.15118234484786788,0.1538782234621228,0.15796282260954203,0.16106660233973402,0.16393571450616937,0.16674833172037976,0.1687770899027056,0.1708301952895712,0.17120186707937182,0.1721321966752113,0.1731520158986325,0.17595009641799172,0.17597476056496283,0.17685190088726985,0.17807781656989471,0.17855803405389595,0.1789792345092234,0.17954968267358046,0.1809497430345524],"n_dims_used":45,"mean_confidence":0.9167810228135851},"coverage":{"mean_confidence":0.9167810228135851,"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}}