{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000638},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000637","490:4900000639","490:4900000861","490:4900000745","490:4900013299","490:4900000532","490:4900000746","494:4940008047","490:4900000633","494:4940007326","490:4900012976","490:4900000859","490:4900000636","490:4900000744","494:4940008147","494:4940007833","494:4940005909","490:4900012303","490:4900012788","490:4900004279","490:4900013300","494:4940003849","490:4900012856","490:4900013117","490:4900000529"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,494,490,490,490,490,494,494,494,490,490,490,490,494,490,490,490],"twin_sims":[0.19930852726838358,0.13227084533997518,0.11227782877229117,0.07892829176083589,0.07048560513053588,0.05953329133869297,0.05354355934832536,0.04534455950693497,0.042114519440592205,0.03201851766834458,0.022488876569070396,0.022260024649418304,0.02124179351587197,0.020588360726068677,0.020480315193861332,0.020428887374973583,0.018126716435867885,0.01597528167476451,0.015589852072147916,0.014017504011051425,0.01367030278013628,0.012747570441205986,0.012441393919095428,0.012367801651149767,0.010125337572491233],"twin_dists":[0.2332613235006503,0.26123203740584805,0.2716071996785521,0.2926770220104312,0.2991258845629049,0.3085015074570982,0.31424579538113545,0.32304383153069877,0.32687954456386775,0.34072892239844765,0.35779110540536496,0.35827297748476333,0.36047059447664465,0.3619296659841417,0.3621747999951591,0.3622918756486942,0.36781630547304234,0.3735652936358995,0.3746664033666265,0.3794224163004902,0.38053577075624617,0.3836209460405057,0.38468841320211444,0.38494845466368005,0.3936167400652773],"n_dims_used":45,"mean_confidence":0.9116444905598958},"coverage":{"mean_confidence":0.9116444905598958,"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}}