{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003043","489:4890002964","489:4890003128","489:4890003212","479:4790000249","489:4890002963","479:4790000136","489:4890002967","489:4890003414","479:4790000206","470:4700007648","489:4890003484","489:4890002962","489:4890002886","489:4890003481","489:4890002966","489:4890003477","479:4790000207","489:4890003050","489:4890003277","489:4890002793","489:4890002561","489:4890003131","489:4890003039","489:4890002882"],"twin_admin_codes":[489,489,489,489,479,489,479,489,489,479,470,489,489,489,489,489,489,479,489,489,489,489,489,489,489],"twin_sims":[0.9238908949374965,0.9084309256172801,0.8988197513875251,0.8980931158234511,0.8928141467517478,0.8825893660492662,0.8585741411420259,0.8456452207861664,0.8337469335238218,0.825742853498434,0.8176719311586089,0.8088576442998122,0.8045820584362802,0.7934973293565053,0.7904423208265549,0.7879490065120519,0.7821779240790581,0.7667374430035342,0.764061579629773,0.7502956518390724,0.7467752357710732,0.7378328601336747,0.7345457020246366,0.7317888612738397,0.7315703820838396],"twin_dists":[0.051676760945313815,0.056918944376578726,0.05998817052183261,0.060215147016431596,0.0618444913790302,0.06491002421662088,0.0717213535563465,0.07520514894528454,0.07831880848646244,0.08036951223418817,0.08240514931307147,0.0845945311484894,0.08564477885698739,0.08833472322446027,0.08906825866820674,0.089664560418152,0.09103692791861301,0.09465896514834578,0.09527989146295336,0.09844588043476524,0.09924841910287469,0.10127511537876539,0.10201606890207457,0.10263589646348484,0.10268495716428097],"n_dims_used":45,"mean_confidence":0.9144961886935764},"coverage":{"mean_confidence":0.9144961886935764,"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}}