{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002028","487:4870000753","487:4870001286","487:4870001288","487:4870002118","487:4870000835","487:4870001937","487:4870002202","487:4870000674","487:4870002362","487:4870000834","487:4870000923","487:4870001853","496:4960006492","487:4870000287","494:4940007889","490:4900004540","494:4940007888","490:4900002284","487:4870001374","487:4870000199","487:4870002203","490:4900003039","487:4870003670","494:4940007152"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,496,487,494,490,494,490,487,487,487,490,487,494],"twin_sims":[0.4630256664001156,0.4540626599137257,0.3878870039008445,0.31065086177154616,0.30709671994260973,0.2591196076679405,0.22797136902367435,0.2232894283260652,0.2123156005588445,0.19297988063227367,0.18694857261539,0.1851382214437764,0.172481557605322,0.16269416452797525,0.1612440086326094,0.1597756517769036,0.157738588114029,0.14802416761472442,0.1471632454632221,0.14626752620036707,0.14564316060338664,0.14298349088883364,0.13589144717991786,0.1349361264263822,0.13418569880775352],"twin_dists":[0.16116715267583803,0.16320010432163753,0.17874062922063697,0.19859211672659774,0.19956706022194884,0.2134423499861867,0.22333391696286686,0.22489570114257895,0.2286441311233406,0.23558310835778887,0.23784566369826154,0.23853475343412056,0.24349058970415077,0.2475043242972636,0.2481137433369295,0.2487348792018701,0.24960350095377126,0.25386258263321526,0.25424985377646026,0.25465455924603464,0.25493774699007204,0.2561542471648805,0.2594825234509317,0.25994071222582826,0.2603023405256353],"n_dims_used":43,"mean_confidence":0.9119344312091207},"coverage":{"mean_confidence":0.9119344312091207,"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}}