{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002447},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002248","480:4800002386","480:4800002262","480:4800002309","480:4800001668","480:4800002535","480:4800002256","480:4800002019","480:4800001611","480:4800001959","480:4800002355","480:4800002308","480:4800002305","480:4800001782","480:4800002434","480:4800002201","480:4800002168","480:4800002258","480:4800002304","480:4800002211","470:4700005786","480:4800002070","480:4800001969","480:4800001665","480:4800001502"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480],"twin_sims":[0.5206380501828118,0.5124968513532339,0.37571444672393206,0.36660879402281954,0.35678035361594457,0.35470685310806505,0.3153196631199008,0.3094211762191373,0.2996188836887041,0.2989193253355513,0.2798551115663423,0.27911615275414065,0.2716674463515302,0.25513433041048145,0.25351256039417425,0.25139428072916437,0.2507884025981277,0.2502589770093701,0.24052413290369168,0.22969394719834185,0.22775071972407704,0.22505331056463504,0.2171953370240295,0.21587302885578594,0.20847146773829608],"twin_dists":[0.1483869529290663,0.15016778934331998,0.1817246109598687,0.18398773246989922,0.18646240234375,0.1869889188169607,0.19732105307336795,0.1989287060170062,0.2016398348048267,0.20183527918863847,0.20726953145475033,0.20748458568069053,0.20967201936146718,0.21466371622455743,0.21516419701454123,0.21582097705031048,0.21600948000785133,0.21617443496793046,0.21924835725666927,0.22276465805174564,0.22340704003366574,0.22430478050519917,0.2269616146764954,0.22741500190195657,0.22998810611686243],"n_dims_used":43,"mean_confidence":0.9186886632165243},"coverage":{"mean_confidence":0.9186886632165243,"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}}