{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004107},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002116","490:4900009582","494:4940007759","490:4900002271","490:4900004109","490:4900004391","490:4900009381","490:4900008291","490:4900008176","490:4900002102","494:4940008947","490:4900003832","490:4900004097","490:4900009786","490:4900004945","490:4900003824","490:4900010950","490:4900008523","490:4900000878","490:4900010530","490:4900005889","490:4900009987","494:4940007236","490:4900001416","490:4900008951"],"twin_admin_codes":[490,490,494,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.12088525743303463,0.09601572945029786,0.08838092609188043,0.06231081755452661,0.05820559424805267,0.05684193759183352,0.04631970233042262,0.04295079143359408,0.040339390085494836,0.030069645044822138,0.026996975847287986,0.016348381171874347,0.01432134710482243,0.01370523711057419,0.013423901979973878,0.013125571813858896,0.012991658690246165,0.012794437042202213,0.012504394551674713,0.012305750119610085,0.01196132976262458,0.011120553041589527,0.010170431202970067,0.009476583459249427,0.00907114467737951],"twin_dists":[0.2669805969312094,0.2811561136367296,0.2860836989399231,0.30599819604101935,0.3097322082774739,0.31102056783482157,0.32193094850589843,0.32586335535757727,0.3290942046930535,0.34382362010858925,0.34907162189090785,0.3725214348456735,0.37846789615192405,0.3804226253992687,0.3813411502063351,0.38233394293762824,0.38278608814912535,0.3834595563991255,0.38446687825313264,0.385168784132969,0.386409944485018,0.38957844729427976,0.393426273116077,0.3964441401168954,0.39830016592967116],"n_dims_used":45,"mean_confidence":0.9261539883083767},"coverage":{"mean_confidence":0.9261539883083767,"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}}