{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003671},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007542","496:4960008260","494:4940007782","490:4900001003","487:4870003118","494:4940007404","487:4870008915","494:4940008132","487:4870011279","490:4900000194","494:4940007990","496:4960008480","487:4870002207","494:4940004738","494:4940006490","490:4900002473","490:4900002912","494:4940005232","494:4940006065","496:4960007008","466:4660007654","490:4900001334","494:4940004178","490:4900000621","490:4900001085"],"twin_admin_codes":[496,496,494,490,487,494,487,494,487,490,494,496,487,494,494,490,490,494,494,496,466,490,494,490,490],"twin_sims":[0.43895436407771565,0.39204062986370897,0.3513367309131417,0.34842941612490436,0.34443658550683937,0.32745726560776794,0.3149739123577337,0.3129943737890064,0.2701839358863521,0.2680636727848638,0.25734407962556094,0.25652554739839994,0.2506884739007289,0.24745047581299934,0.24617789677526247,0.24307091706917744,0.2427654052936526,0.23587453612026196,0.23570461237081802,0.23191949163487882,0.2266496964112857,0.22476855841941604,0.22386602482948192,0.2219559491040746,0.2215240810460149],"twin_dists":[0.166660883674031,0.17773263532185382,0.18784809582915116,0.18859274648227148,0.18962077951732342,0.19406549047540156,0.19741481389474833,0.1979527545118226,0.21011206045311867,0.21074357655432457,0.21398501873441805,0.2142359893729099,0.2160405980966297,0.2170532446249233,0.21745355488364013,0.21843653596820858,0.218533630311217,0.22074500673971517,0.22080006622509118,0.22203334040936232,0.22377262159625702,0.224399966601507,0.22470219394296512,0.2253444997970471,0.22549023600540963],"n_dims_used":43,"mean_confidence":0.9137016118958939},"coverage":{"mean_confidence":0.9137016118958939,"n_dims_used":43,"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}}