{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660013136","487:4870003005","466:4660013660","487:4870004292","466:4660010868","487:4870003847","487:4870004578","487:4870005003","466:4660010377","469:4690004863","496:4960008040","487:4870000357","487:4870005594","466:4660007494","487:4870004424","490:4900007392","487:4870003443","466:4660008558","487:4870003043","487:4870001776","487:4870005872","490:4900001330","490:4900002752","487:4870003539","490:4900003051"],"twin_admin_codes":[466,487,466,487,466,487,487,487,466,469,496,487,487,466,487,490,487,466,487,487,487,490,490,487,490],"twin_sims":[0.6616121750033692,0.4337002282085542,0.3783901824537715,0.28285992279233896,0.2812423299465424,0.2693617133455988,0.2685903346235167,0.1911452315626562,0.189863190082765,0.18963986197996735,0.15965333861004094,0.15236988185631745,0.1489967399086713,0.148778298535768,0.14234097992583036,0.13320367784484555,0.13209915505419545,0.12970414962515342,0.12934222440118592,0.1272402495518842,0.12706450882852874,0.12492726763724636,0.12289060875962507,0.12146297258030458,0.12097959308703524],"twin_dists":[0.11804665494149763,0.16787519178109708,0.18106472847593913,0.20639859106623498,0.2068667478010362,0.21035659238562632,0.21058642346823692,0.23626605708439274,0.23674601659072197,0.23682985562545827,0.24878680636197079,0.25193269040535543,0.25342708269904,0.2535247136912917,0.25645063965632675,0.26077787462247687,0.26131588974209147,0.26249424780492325,0.2626737422666848,0.26372377803134994,0.26381216202537794,0.2648945188670985,0.2659391060678686,0.2666792145151157,0.2669313089299878],"n_dims_used":43,"mean_confidence":0.9076454694880995},"coverage":{"mean_confidence":0.9076454694880995,"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}}