{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006243","490:4900011399","490:4900005864","490:4900008372","490:4900009292","490:4900008394","490:4900004250","490:4900008260","490:4900006600","490:4900009917","490:4900007087","494:4940008984","490:4900012702","490:4900006245","490:4900007221","490:4900012266","490:4900006601","490:4900008282","490:4900005597","490:4900006123","490:4900006719","490:4900007086","490:4900010017","490:4900008374","490:4900005598"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.08914315538458534,0.02569817381827,0.021441899397591696,0.016193092128013,0.01310420706092798,0.010146994261386441,0.005655411365780591,0.004894792835464244,0.004883854015870497,0.004440835974739562,0.004014904731753884,0.0030902412659736087,0.0024248797400303716,0.00234771423478559,0.002014702958588417,0.0019519486280846045,0.0015868489842056654,0.0014001367842979048,0.0012179686975688235,0.0010390106931070632,0.000820870007573632,0.0007092288171101832,0.0007013792463617909,0.0006130988175398897,0.0004950230357973097],"twin_dists":[0.28557694116363624,0.35144599467592175,0.3600315854667251,0.37295333328634406,0.38240580461692325,0.39352517218460303,0.4178303640993266,0.4236211666970432,0.4237102397337252,0.4274789753144138,0.43143912397706496,0.44155439068366437,0.4507214828881261,0.45193011489888313,0.4576038132331931,0.4587687208944872,0.466320129571397,0.4708262872028028,0.4757935777642451,0.48139433368419504,0.48958188591060003,0.4945927537997358,0.49497216261992577,0.4995353148733208,0.506707147541305],"n_dims_used":45,"mean_confidence":0.9141480339898004},"coverage":{"mean_confidence":0.9141480339898004,"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}}