{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000947},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000428","490:4900000730","490:4900000207","490:4900000030","496:4960009476","487:4870004408","490:4900003088","490:4900000423","490:4900000688","490:4900000714","490:4900000286","490:4900000411","490:4900000930","490:4900000508","490:4900001427","490:4900000213","496:4960004963","490:4900000285","490:4900000026","496:4960006234","490:4900003901","496:4960008768","496:4960007809","490:4900001075","490:4900000624"],"twin_admin_codes":[490,490,490,490,496,487,490,490,490,490,490,490,490,490,490,490,496,490,490,496,490,496,496,490,490],"twin_sims":[0.49314011281872444,0.46545204987023725,0.4618999735916075,0.44851102794425846,0.4382798690987048,0.40670627285479816,0.3890187815797973,0.3876810703404894,0.38671316431490016,0.3521654168244304,0.3490565335640869,0.3483196595345172,0.346110025588285,0.3421663687518731,0.3172103098823188,0.31673381616065754,0.30932357073960415,0.30710007728148964,0.30634407789835094,0.30581088657707567,0.30543889636836347,0.30328689635974376,0.3029862572779835,0.30249197822395096,0.2993299458230532],"twin_dists":[0.1544318453862385,0.16061921775370058,0.16142170180319848,0.164466643967029,0.1668164460629111,0.17421238464222458,0.17846547138019334,0.1787907364916721,0.17902641383807252,0.18763643506369057,0.18843184815340044,0.1886209221665185,0.1891891567547091,0.1902081105236853,0.19680937324140754,0.19693816738384823,0.19895545539638562,0.1995661362102584,0.1997743507093768,0.19992137868625084,0.20002404306852953,0.20061939261375225,0.20070275913619465,0.20083992616495386,0.20172052657440556],"n_dims_used":45,"mean_confidence":0.9154275682237413},"coverage":{"mean_confidence":0.9154275682237413,"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}}