{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000787},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001029","480:4800000827","480:4800000786","480:4800001074","480:4800000870","480:4800000872","480:4800000990","480:4800001027","480:4800000871","480:4800001030","480:4800001028","480:4800001073","480:4800000989","480:4800000879","480:4800001132","480:4800000790","480:4800000789","480:4800000393","480:4800000788","480:4800001075","480:4800000880","480:4800001203","480:4800000784","480:4800000835","480:4800000747"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.981286841836698,0.9314603592027252,0.90421139902563,0.8978306865733073,0.8855523275134188,0.8541702765276421,0.8520908581958117,0.7587484979641897,0.7302257170524075,0.7255188935530268,0.6799190456297626,0.6737849808402468,0.6390097070182426,0.6305396983612881,0.615232920185266,0.612125093277578,0.6064157690381432,0.6027749977987227,0.5896356956501031,0.571445145238899,0.5508133940827606,0.5384587312189475,0.5325351025329316,0.5304275167224463,0.5043565672377125],"twin_dists":[0.02524411590693018,0.048941023959148705,0.05828228062710462,0.06029695606732856,0.06403318787086332,0.07292072960342488,0.07348236440823569,0.09650730408872976,0.10298671644538725,0.10404043496385264,0.11408001360278898,0.11541220714963069,0.1229130986539045,0.12473079257868216,0.12801097151228646,0.128676534926174,0.12989908847793702,0.13067868554324186,0.13349308214229968,0.13739551887832915,0.1418380669591809,0.14451061565433407,0.14579606786366922,0.14625412328931245,0.15195556849498382],"n_dims_used":42,"mean_confidence":0.9108693259102958},"coverage":{"mean_confidence":0.9108693259102958,"n_dims_used":42,"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}}