{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000003602},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003425","500:5000003962","500:5000002512","500:5000003423","500:5000002648","500:5000003093","500:5000002639","500:5000002504","500:5000004305","500:5000002914","500:5000003603","500:5000002647","500:5000002938","473:4730004195","500:5000002792","473:4730003015","473:4730004199","500:5000003428","473:4730001467","499:4990002590","473:4730003576","478:4780003927","500:5000003953","500:5000005044","473:4730003740"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,473,500,473,473,500,473,499,473,478,500,500,473],"twin_sims":[0.6508696810919828,0.6091895210922128,0.5290128704499171,0.5033269187502237,0.48870141632179465,0.4843687790068553,0.3801783290393902,0.3772172555340792,0.3616986120378255,0.35246522463385777,0.3514971572237742,0.3422068011210623,0.32508252913021907,0.309698137462312,0.2995593337994516,0.29128453725348497,0.2741496304725278,0.2630537636732905,0.2627070055003059,0.25733666258141874,0.2556075879414606,0.25464524518473364,0.2543108629694072,0.25145586255422736,0.24939720459209558],"twin_dists":[0.1203630110679102,0.12930515009281213,0.14656179289657403,0.15218224278442297,0.1554162550244066,0.15637974716508146,0.18062500402589154,0.1813537115956454,0.18521977755250435,0.18755992289497941,0.18780709985659252,0.1901976320787699,0.19469707805285652,0.19885282943826155,0.20165646159410572,0.2039860393904798,0.208939048272392,0.21224820035670242,0.21235300126740383,0.21398729061216962,0.21451804875475755,0.2148144355195046,0.2149175863833037,0.21580183372962486,0.21644341807215356],"n_dims_used":45,"mean_confidence":0.9241438971625434},"coverage":{"mean_confidence":0.9241438971625434,"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}}