{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006534},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002514","469:4690003116","496:4960010045","497:4970001627","469:4690003017","476:4760002925","496:4960004295","469:4690005088","497:4970002440","491:4910004951","487:4870002229","478:4780006089","469:4690003012","491:4910005428","484:4840004613","487:4870002164","488:4880004352","492:4920006296","497:4970002515","489:4890003838","484:4840003656","496:4960005298","490:4900003953","497:4970001138","487:4870003923"],"twin_admin_codes":[497,469,496,497,469,476,496,469,497,491,487,478,469,491,484,487,488,492,497,489,484,496,490,497,487],"twin_sims":[0.0022492506842988567,0.0012821227278283422,0.0008166393597642978,0.0004379467007863605,0.0003230278688490108,0.0002953837488114678,0.0002933211204683952,0.00028454695693056083,0.0002733909272218811,0.0002504688223094046,0.00023875025814017328,0.00023138719964036245,0.00022373158300424922,0.00018374548617812548,0.00017517374293197127,0.00016900222840936842,0.00016063532424200386,0.000144103939735299,0.00011963553494762721,0.00011851050689801303,0.00011541190825109544,0.00011447840042912889,0.00010603599350741545,0.00010458893047912585,0.00010144349474279241],"twin_dists":[0.4535264013096011,0.47397028904462074,0.4897598766696037,0.5107689115633334,0.5207229083939736,0.5236128043791861,0.5238384874472427,0.5248154679196649,0.5260993403428624,0.5288994342133772,0.5304253573079031,0.531420568123555,0.532487409872663,0.5386882809913144,0.5401820843615018,0.541300867126365,0.5428807578382084,0.5462446121718288,0.5519607845781922,0.5522494396104987,0.5530580577105055,0.5533056912306495,0.5556361454552775,0.5560531192780205,0.5569786250226728],"n_dims_used":43,"mean_confidence":0.8917238102402798},"coverage":{"mean_confidence":0.8917238102402798,"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}}