{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004380},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004239","490:4900003687","490:4900004526","490:4900004104","490:4900003966","490:4900004105","490:4900004381","490:4900004377","490:4900004099","490:4900004516","490:4900003428","490:4900004242","490:4900004532","490:4900003968","490:4900004255","490:4900004106","490:4900003689","490:4900004379","490:4900002861","490:4900003830","490:4900003693","490:4900004247","490:4900003560","490:4900001790","490:4900002422"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4384426884595963,0.3942946191681593,0.3898021943180848,0.37541413986401173,0.3687718638647388,0.35976569198820424,0.3548758329493453,0.3334057873550894,0.2840625863492357,0.2788935184420448,0.2703865690718619,0.258473674309408,0.23779118713743966,0.23300746388573132,0.2265373956219839,0.22479546591450708,0.21435321023536744,0.21134835174124236,0.20950151189957364,0.20328567753451202,0.19688246061676937,0.18897554273642633,0.18785797972718626,0.17355909950068746,0.16459811188176537],"twin_dists":[0.1667788855435281,0.17718772873031144,0.17827522861098014,0.18179881478042365,0.18344761734442136,0.18570710341220517,0.18694595096786304,0.19249440359984787,0.206051568825791,0.20754944529625827,0.21005186729000705,0.21363949957569092,0.22012575127799977,0.22167751126334478,0.22380997582529946,0.2243909686152139,0.22793842844804055,0.22898073221495838,0.2296263444671145,0.23182817974785405,0.23414525056431518,0.23707965494887986,0.237501274908559,0.2430587831729451,0.24671014913312622],"n_dims_used":45,"mean_confidence":0.921341535780165},"coverage":{"mean_confidence":0.921341535780165,"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}}