{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920001827","492:4920002304","492:4920001737","492:4920001823","492:4920002362","495:4950002603","495:4950002486","495:4950002650","495:4950002602","492:4920002764","495:4950002485","492:4920001923","495:4950002551","492:4920002677","492:4920001736","492:4920003002","495:4950002584","495:4950003032","495:4950002649","492:4920003957","495:4950002701","495:4950003226","495:4950002979","492:4920002754","495:4950002585"],"twin_admin_codes":[492,492,492,492,492,495,495,495,495,492,495,492,495,492,492,492,495,495,495,492,495,495,495,492,495],"twin_sims":[0.3476312486718277,0.292643438533865,0.28117823506912737,0.2720199939170109,0.24823840616400347,0.1990441936738703,0.19631484894162746,0.19111046994266515,0.1849093222599133,0.16617470847273727,0.16368930298803255,0.15863471285393976,0.15822195228074282,0.1574969469917552,0.15495665460154795,0.1499693096974259,0.1475088557521758,0.14646122170873885,0.14391417131279124,0.14072166271900688,0.14028929825909578,0.13516027197156763,0.13244179349361082,0.13126844939976848,0.13091187353838293],"twin_dists":[0.1887977511906452,0.20360081220543988,0.20688533139145834,0.20956766423723466,0.21680605069924683,0.23335727025332195,0.23435314394451642,0.23627904114272832,0.2386222182092237,0.24605753041714526,0.24708839772493096,0.24922038499301816,0.24939665408757955,0.24970708018314747,0.2508030599694536,0.252993675003035,0.2540941863341849,0.25456688839253117,0.25572667065636984,0.25720207601798784,0.2574038011518473,0.2598329901288229,0.261148628891441,0.2617227639417153,0.26189800785023654],"n_dims_used":45,"mean_confidence":0.9204377916124132},"coverage":{"mean_confidence":0.9204377916124132,"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}}