{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001332","487:4870000489","487:4870001042","665:6650001805","665:6650002661","487:4870001427","487:4870001517","665:6650002817","487:4870001331","665:6650002742","665:6650002412","487:4870000781","487:4870001508","487:4870001882","487:4870001039","665:6650001889","665:6650002794","487:4870001618","487:4870001619","487:4870001133","487:4870001424","665:6650001785","665:6650002178","492:4920007042","665:6650002257"],"twin_admin_codes":[487,487,487,665,665,487,487,665,487,665,665,487,487,487,487,665,665,487,487,487,487,665,665,492,665],"twin_sims":[0.45826917519830596,0.45054015770827077,0.42122744063966405,0.41585088320413366,0.35296432827111884,0.3030340061983039,0.2294087700200242,0.22639764789757003,0.2218791225072708,0.21990035976406289,0.20576846864044432,0.20349565784652718,0.1878330459699999,0.1852991698842805,0.18521056855437576,0.1788328679685707,0.17821888324181434,0.17665375718363593,0.17047744041293075,0.15944302400997953,0.15813285136179223,0.1549998162700305,0.14818215552266756,0.1479199813456086,0.14358963617429601],"twin_dists":[0.16224422361454002,0.16400304920608155,0.17078197325529776,0.17204605607044096,0.18743262471215125,0.20068951526082637,0.2228587049966163,0.22385647679061899,0.22537041148710502,0.2260398756269762,0.23094325599156107,0.23175305216156916,0.2375107016160107,0.23847329889637142,0.23850712467094298,0.24097255556903127,0.24121316916479738,0.24182919947141557,0.24429886839382436,0.24887616159464024,0.2494347485333434,0.25078432907163206,0.25379169520873396,0.25390936042641093,0.25587553599328955],"n_dims_used":43,"mean_confidence":0.8905529643214026},"coverage":{"mean_confidence":0.8905529643214026,"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}}