{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003956},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005335","490:4900009876","490:4900004098","494:4940007630","490:4900003004","490:4900003151","490:4900004235","490:4900007703","490:4900005212","490:4900007584","490:4900009875","490:4900005331","490:4900002860","490:4900008046","490:4900008706","490:4900002407","490:4900003009","490:4900002112","490:4900012868","490:4900007347","466:4660004647","466:4660011783","490:4900003146","490:4900013089","490:4900003545"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,466,490,490,490],"twin_sims":[0.010167224110221177,0.006411275415306684,0.00519610615203288,0.0029111077489416145,0.0027733019253376183,0.001834008320504101,0.0017861672263916216,0.0014302725616550022,0.0011401743200921497,0.0009961192469370931,0.0009205788786454711,0.0008574530952672248,0.000760024614156733,0.0005574942627413353,0.0005161574045100647,0.00040100119820192845,0.0003871950001937951,0.00037845127977141933,0.00034312704113807676,0.0003063199944275176,0.0002991699399127318,0.00029605201634712585,0.000295554721198877,0.00027683040104712036,0.00026031091918640384],"twin_dists":[0.3934397943867631,0.41273519717727963,0.4212358719695037,0.4438296609216405,0.4456688642916044,0.46105447998145627,0.46202045852499835,0.4700627699999445,0.4781277388450616,0.48286920726796295,0.4856162472037995,0.48807738053543837,0.49222806733083546,0.5027353448273049,0.5053135346146692,0.5136711207627246,0.5148203090489022,0.5155681231947346,0.5187639579273936,0.522440373381439,0.5232023593486295,0.5235400028356649,0.5235941638222029,0.5256983483355872,0.5276688315507181],"n_dims_used":45,"mean_confidence":0.9184383816189237},"coverage":{"mean_confidence":0.9184383816189237,"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}}