{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870010357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011374","487:4870008873","487:4870010095","487:4870008297","487:4870010352","487:4870008875","487:4870010102","487:4870010875","487:4870009958","487:4870010611","487:4870011375","487:4870010882","487:4870011257","487:4870010746","487:4870011128","487:4870009019","487:4870008439","487:4870008280","487:4870011608","487:4870010356","487:4870011004","487:4870010227","487:4870011006","487:4870009144","487:4870011609"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.6486861845760535,0.5427346585630795,0.4972155045816039,0.4512548232548252,0.39607291118827864,0.3739077789436365,0.35297875021649494,0.35223176806923795,0.350536200211487,0.34878866529284996,0.34707674709870523,0.32965602661370097,0.29547838942482657,0.291846056454293,0.29069010194359696,0.28518680064005497,0.2787712776466453,0.2718164667896422,0.26856355287603095,0.26839245595110556,0.26681501932512175,0.26084230834443295,0.25919078113697774,0.25708861319140275,0.25181101560481717],"twin_dists":[0.12083300852183829,0.14358442348871528,0.15353029292650963,0.16383995561900822,0.17675883993619457,0.18217146634433035,0.18742894773507027,0.18761949903504538,0.18805281287003733,0.18850055601154356,0.18894031769635442,0.1934829567450084,0.20280054662596,0.20382672838322552,0.20415488828692205,0.20572798261824837,0.20758507086317501,0.20962789869550594,0.21059441038708296,0.21064544698757562,0.21111693521062547,0.21291806105463812,0.21342064560546511,0.2140632932188833,0.21569148918249884],"n_dims_used":43,"mean_confidence":0.9024383190066315},"coverage":{"mean_confidence":0.9024383190066315,"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}}