{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012932","490:4900012455","490:4900012383","490:4900012379","490:4900013125","490:4900012310","490:4900012298","490:4900012731","490:4900012232","490:4900012245","490:4900012670","490:4900012671","490:4900012313","490:4900012730","490:4900000758","490:4900013193","490:4900012315","490:4900013363","490:4900013300","490:4900013218","490:4900013126","490:4900012661","490:4900012243","490:4900012519","490:4900000978"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.10304993093237569,0.06995400454886651,0.04204472447522883,0.03604141556305418,0.029743915738014676,0.02428140856297033,0.021930122568860656,0.01867026867066455,0.01560999365655988,0.013576619735327011,0.013224592439266176,0.013128592797367146,0.012247309459939808,0.011961377314238445,0.010927985205354249,0.009340356584931335,0.009074422883711457,0.00865113846372615,0.008416846471718743,0.007540865093667714,0.007370403113184457,0.006261433981471881,0.0060754494947162325,0.0057294300904330644,0.005709227171510788],"twin_dists":[0.276882029071734,0.29955247589903455,0.32696512125082167,0.33481867357664635,0.34435752805291303,0.35415723965758256,0.35897525032741934,0.3664589004266431,0.3746082723559559,0.3808404575442533,0.3820022259941953,0.3823237900226084,0.38537719455704145,0.3864097709510772,0.390334020957428,0.39705971376728577,0.3982848641735548,0.4003027656735517,0.40145798744354366,0.4060491468850643,0.4069978359806913,0.41370053934957024,0.4149281252528709,0.4173051075414143,0.4174478618536913],"n_dims_used":45,"mean_confidence":0.9125403510199652},"coverage":{"mean_confidence":0.9125403510199652,"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}}