{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000059","490:4900013353","490:4900013371","466:4660013679","487:4870000273","490:4900013027","466:4660011955","487:4870000080","487:4870009715","487:4870000186","466:4660006707","466:4660011791","487:4870000454","466:4660012849","466:4660012570","487:4870000729","466:4660013743","487:4870002155","494:4940007859","466:4660011948","466:4660012094","487:4870002071","487:4870000174","487:4870000811","466:4660008811"],"twin_admin_codes":[487,490,490,466,487,490,466,487,487,487,466,466,487,466,466,487,466,487,494,466,466,487,487,487,466],"twin_sims":[0.07650002251272485,0.041206786639509656,0.04043342095380833,0.03253078948098985,0.021677463940190232,0.019493280582621723,0.014079235027029959,0.011475331597887259,0.007447841569552496,0.00665019049882832,0.006168855120999517,0.005931494104323823,0.0056811249437300594,0.004923120226510204,0.004860248122359799,0.004196476398854105,0.0038201872795369848,0.003079201746714466,0.0029928725456660056,0.0028988201603332778,0.002881127294133888,0.002798596660111255,0.002546931206936061,0.0025168328431388327,0.0024470592770116924],"twin_dists":[0.2944724213918716,0.3280019870143983,0.32897484940630434,0.33994226014496587,0.35951932828485417,0.36446795908676843,0.37922702071417075,0.3882163555787197,0.4065644441128576,0.41123725488734786,0.41430743188731894,0.41590179533725713,0.4176471934993878,0.4233913368314562,0.4239030762949783,0.4297063823365789,0.4333783723123968,0.4416910788549104,0.44277569501425007,0.44399038439296257,0.44422290747726795,0.4453250983614431,0.4488799766555716,0.4493264608205448,0.45038061403792967],"n_dims_used":45,"mean_confidence":0.9145217895507812},"coverage":{"mean_confidence":0.9145217895507812,"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}}