{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980004538},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680009468","498:4980000762","498:4980001499","498:4980003846","500:5000003318","498:4980001500","498:4980001593","498:4980003498","498:4980004752","500:5000007882","485:4850009019","500:5000009559","498:4980004536","500:5000007768","500:5000009111","500:5000006210","498:4980003019","498:4980004659","500:5000006342","498:4980001337","500:5000010696","498:4980001594","468:4680009562","500:5000005923","498:4980004662"],"twin_admin_codes":[468,498,498,498,500,498,498,498,498,500,485,500,498,500,500,500,498,498,500,498,500,498,468,500,498],"twin_sims":[0.49984856761754964,0.4932971914751601,0.4732942273450012,0.4716456516320336,0.46042438026507104,0.4517759631812827,0.45154598315870786,0.4411496368981618,0.4291673268321134,0.42682433664079533,0.42194292335820877,0.4180370744384814,0.41703553908709395,0.4126353667958366,0.4015376774054069,0.3895599670733948,0.38202002000700913,0.38161701874277726,0.3785632126549035,0.3727331051863035,0.36207977906816174,0.35648730730958883,0.3557567459492534,0.35085503878701896,0.34793276754015007],"twin_dists":[0.15294893199712076,0.1543970567471359,0.15885492556552236,0.15922498935981533,0.16175570457354455,0.1637210869834398,0.16377353765674496,0.1661552234963762,0.16892756109747792,0.16947329163308575,0.17061427333321597,0.17153122507415886,0.17176693531835452,0.17280540819947807,0.1754463396172695,0.17833403151218016,0.18017315539589143,0.18027193971881686,0.18102213454776722,0.1824625758116109,0.18512383470999208,0.18653671856477308,0.18672212533812882,0.1879712481027512,0.18872027872094602],"n_dims_used":45,"mean_confidence":0.9355079650878906},"coverage":{"mean_confidence":0.9355079650878906,"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}}