{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003346},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003443","480:4800003452","480:4800003512","480:4800003347","480:4800003194","480:4800003150","480:4800003338","480:4800003203","480:4800003296","480:4800003454","480:4800003773","480:4800003072","480:4800003631","480:4800003398","480:4800003249","480:4800003769","480:4800003073","480:4800003149","480:4800003455","480:4800003287","480:4800002601","480:4800003115","480:4800003453","480:4800002901","480:4800003024"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6573322074528355,0.6178694745829099,0.5071221352882272,0.501135720993831,0.4757883177583367,0.4285069478317519,0.42204644609140773,0.3642121852242939,0.2870292950596377,0.272780376673545,0.25380880945830087,0.2505225125148338,0.24276945338030526,0.24082504230997684,0.23837790562557842,0.22445694931643054,0.21538793466808548,0.20722574874940014,0.20381829357514256,0.20013260768796748,0.19847968652363757,0.1951440128337201,0.19357397211723182,0.19196067720198692,0.19032284615989353],"twin_dists":[0.11897038194024558,0.12744625856947167,0.15134734977428257,0.15266505007138664,0.15829587501674675,0.1690812528684188,0.1705900188540446,0.18458803283558703,0.20519930574404704,0.20934287187694212,0.21507262263411348,0.21609229646581424,0.21853234327706414,0.2191521490266269,0.21993683819997809,0.22450422230500927,0.22758179783108134,0.2304272452660056,0.2316377218235002,0.23296276434072677,0.2335624677067531,0.23478329380973195,0.23536292717431095,0.2359619456378503,0.23657367497232015],"n_dims_used":43,"mean_confidence":0.9137619373410247},"coverage":{"mean_confidence":0.9137619373410247,"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}}