{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002176},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001735","480:4800002262","480:4800001969","480:4800001907","480:4800001849","480:4800001518","480:4800002535","480:4800002307","480:4800001793","480:4800001613","480:4800002263","480:4800001733","480:4800002304","480:4800002112","480:4800001833","480:4800001841","480:4800002337","480:4800002216","480:4800001848","480:4800002355","493:4930006465","480:4800001893","480:4800002261","480:4800001344","480:4800001685"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,493,480,480,480,480],"twin_sims":[0.692231673346819,0.543624801586108,0.4858595400577522,0.4307591506687076,0.3962330678817983,0.3961694961674398,0.374171385846635,0.33607000483926824,0.3258964314949936,0.3256613683744516,0.30707769571557153,0.2925045438618085,0.27187143232314454,0.270567153658082,0.2688339545769949,0.2660156509734917,0.25762486244879124,0.25557922193886123,0.2544369318268736,0.24953279646378018,0.24927498165384193,0.24857748560310633,0.24756136086950795,0.24368801904501877,0.23756150562130238],"twin_dists":[0.11139485383832297,0.1433917827511659,0.15604793476681839,0.16855748816292884,0.17672025692547697,0.17673557099409912,0.18210620073835682,0.19179571194111583,0.1944803247858295,0.19454289443619338,0.19957229620738542,0.20364013787489904,0.2096116287445828,0.20999824724714786,0.2105137931723079,0.2113565239007941,0.21389904394613812,0.21452677492168312,0.2148786863185023,0.21640105671624624,0.2164816153635036,0.21669982765665757,0.21701842663577198,0.21824065582573632,0.2201997874456414],"n_dims_used":43,"mean_confidence":0.9198264188544695},"coverage":{"mean_confidence":0.9198264188544695,"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}}