{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002024","480:4800002022","480:4800001677","480:4800001798","480:4800001623","480:4800001734","496:4960008816","466:4660002449","466:4660002244","480:4800001847","480:4800001852","480:4800001678","480:4800001684","480:4800002066","480:4800001624","466:4660001943","480:4800001964","480:4800001853","466:4660003028","480:4800001255","466:4660002542","480:4800002017","480:4800002023","496:4960008219","496:4960009112"],"twin_admin_codes":[480,480,480,480,480,480,496,466,466,480,480,480,480,480,480,466,480,480,466,480,466,480,480,496,496],"twin_sims":[0.7266477148169188,0.5577204274869741,0.37417717059402417,0.3368691915956751,0.3082745777800487,0.27118152281611285,0.21002216329301882,0.20208087635561303,0.20084315656159157,0.20068523856608725,0.19548792266783271,0.18523452007955704,0.18248423568389985,0.1813829866440957,0.18015428620788043,0.17222777266416037,0.17145307325578052,0.16904997328740998,0.16875231321365752,0.167756550759055,0.16715936477728155,0.16618313155517342,0.1621815200148946,0.1607553708112366,0.15972339927849077],"twin_dists":[0.10378808027900292,0.14034829466890966,0.18210476876434872,0.1915867110474259,0.19924324483440956,0.20981599107178206,0.22944394680028365,0.23226027119737724,0.23270601647235972,0.23276302400774507,0.2346567606065036,0.23849797945446255,0.2395535879052357,0.23997941482696256,0.24045668759496439,0.24359257027938022,0.2439045413102214,0.2448787441332536,0.24500010456355453,0.2454072140730955,0.24565220382487238,0.2460540557819305,0.2477193081237003,0.24831998612924142,0.24875705907859771],"n_dims_used":43,"mean_confidence":0.91904999489008},"coverage":{"mean_confidence":0.91904999489008,"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}}