{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001112","494:4940008014","469:4690002167","466:4660004251","487:4870007601","466:4660011675","487:4870002209","487:4870004831","469:4690001521","487:4870007602","493:4930005900","496:4960010212","494:4940007799","469:4690003996","493:4930003731","466:4660007640","479:4790005714","493:4930002770","473:4730001461","466:4660011986","496:4960004254","469:4690001612","487:4870013209","466:4660011830","494:4940004061"],"twin_admin_codes":[494,494,469,466,487,466,487,487,469,487,493,496,494,469,493,466,479,493,473,466,496,469,487,466,494],"twin_sims":[0.4549871077640718,0.04892776176844868,0.047039438281362346,0.04653451868228962,0.04208834438087256,0.03895522102953256,0.035728007110272283,0.02775072112864261,0.027422086499588945,0.025290246198033668,0.02428294235351109,0.024100482346046174,0.023889405946119355,0.022890735603902628,0.022443634488956477,0.021071543148892743,0.019754055754834448,0.019144282505380833,0.01640088493423739,0.015342463233248697,0.015047646096297218,0.014791595795597433,0.014601270091197958,0.014584671801923134,0.014298402277821684],"twin_dists":[0.16298975935277746,0.3190480021957467,0.32112206522148834,0.3216884299169025,0.32691162420241643,0.33087892846130545,0.3352583740718943,0.34773847057747764,0.3483158455151895,0.35221311976982794,0.354154231283247,0.35451326754186874,0.35493156169660095,0.3569551557924374,0.3578860286474952,0.360846946553487,0.36385243130472195,0.36530307388871164,0.3723762235835865,0.37538584091837623,0.3762566650155149,0.3770252613361911,0.3776042039366956,0.37765500833530563,0.37853935017749113],"n_dims_used":45,"mean_confidence":0.9146158854166667},"coverage":{"mean_confidence":0.9146158854166667,"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}}