{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009229","490:4900009235","490:4900009026","490:4900008684","490:4900008587","490:4900008680","490:4900009225","490:4900009025","490:4900009243","490:4900009029","490:4900009228","490:4900009040","490:4900009422","490:4900008700","490:4900008795","490:4900011716","490:4900007766","490:4900011715","490:4900008370","490:4900009226","490:4900011446","490:4900009740","490:4900010857","490:4900009655","490:4900009413"],"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":[0.14849621042298167,0.034331187175463365,0.0248300522452767,0.02419638681271673,0.010485019279192853,0.0088577332468926,0.0065901244109843925,0.006015263506204757,0.0032967133000748627,0.0029088711759916457,0.0023721598134381003,0.0019155578591553283,0.0017341974965978297,0.0016335008564159217,0.001624017840500696,0.0014002988306699043,0.0013906030235198111,0.001244744831317998,0.0010233598912826902,0.0009885650577745272,0.0008932462027269186,0.0008627693586971094,0.0007037383801359795,0.0006238978727390687,0.0005856436021252066],"twin_dists":[0.2536509477437859,0.3372588673776835,0.3530914754904864,0.35432425900990566,0.3921180610431918,0.3993071060795557,0.41160923769925806,0.41533264547590076,0.4390767838404765,0.4438588693878896,0.45154333304939936,0.4594601214945948,0.4630971842043254,0.46527087999642924,0.46548190510303167,0.4708221411711044,0.4710709966475569,0.47502203062065074,0.48192584834498337,0.48313505145001195,0.486662018532743,0.4878637283522414,0.49485772009866696,0.49894539060377757,0.501079913032456],"n_dims_used":45,"mean_confidence":0.8834554036458333},"coverage":{"mean_confidence":0.8834554036458333,"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}}