{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750006914","473:4730001277","473:4730001980","473:4730004214","485:4850000811","500:5000003255","500:5000011278","468:4680006724","485:4850003932","475:4750007147","477:4770000605","475:4750007274","478:4780008018","468:4680000106","499:4990004329","467:4670002187","473:4730004096","473:4730003922","473:4730003349","467:4670004437","478:4780008145","485:4850000573","473:4730002073","473:4730001464","473:4730000579"],"twin_admin_codes":[475,473,473,473,485,500,500,468,485,475,477,475,478,468,499,467,473,473,473,467,478,485,473,473,473],"twin_sims":[0.2790965503531624,0.2729537885726747,0.2562303998638481,0.223729530932505,0.21957791940607474,0.2111110812357755,0.21018364513972002,0.20778940707324325,0.20169280263145792,0.19680094687854008,0.18068506864572345,0.17956294806960316,0.17843670226492434,0.17390581197374924,0.1736147087607378,0.17296232343602577,0.17279367608540952,0.1623121687859199,0.15740305709725722,0.15707892459716433,0.15541318095346326,0.1532322238152615,0.1493826793812126,0.14771998479581255,0.14594516199321717],"twin_dists":[0.20749029514586373,0.2092916600345512,0.21432660892654237,0.22474797160619783,0.22614934674003553,0.22906346146562623,0.229387437979533,0.2302283229103629,0.23239982724800928,0.2341750802293984,0.24025023028147335,0.24068720713240746,0.24112774113016086,0.24292025158730374,0.24303655077036643,0.24329769338654253,0.24336531556840363,0.24766447222084234,0.24974735726570668,0.24988653916368908,0.25060513393881284,0.25155455831466755,0.2532548471299499,0.2539992235596121,0.2548006590355595],"n_dims_used":45,"mean_confidence":0.9118196275499132},"coverage":{"mean_confidence":0.9118196275499132,"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}}