{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920005299},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920004108","492:4920004158","492:4920005181","492:4920004109","491:4910004286","492:4920006016","480:4800000495","492:4920004779","474:4740005042","492:4920004784","492:4920004797","491:4910003112","492:4920005239","492:4920004571","492:4920004206","492:4920004920","492:4920005982","492:4920005241","492:4920004981","491:4910004969","495:4950001471","480:4800000382","492:4920004719","494:4940001180","492:4920004727"],"twin_admin_codes":[492,492,492,492,491,492,480,492,474,492,492,491,492,492,492,492,492,492,492,491,495,480,492,494,492],"twin_sims":[0.0631488416047437,0.001065223714545091,0.0009277004158322373,0.0003947409131271402,0.00037093450872716576,0.0003619825532762072,0.00025189231078172813,0.00018202481742648737,0.00017326098180635196,0.0001652368673478495,0.00014023962517817923,0.00013040124484839803,0.00012970190176153033,0.00011544770120115126,0.00010369788232481035,0.000094496969737232,0.00009330195550952452,0.00009325086550699268,0.00009324880601311771,0.00008386714730457517,0.0000738469232832002,0.00006947082565981711,0.00006702266022710723,0.000052862609282154206,0.00004997634735422096],"twin_dists":[0.3052609012150603,0.48052052474768314,0.48534850766239496,0.5141875430907294,0.5162240507702476,0.5170216573941852,0.528718667736551,0.5389828001066511,0.5405248075044946,0.5420025248873412,0.547083324535028,0.5493213161672931,0.549486410325261,0.553048600561794,0.5563125982315531,0.5591226488043074,0.5595064509567892,0.5595229629802001,0.5595236287773753,0.5627111462500762,0.5665123412647355,0.5683282535592582,0.5693920232193991,0.5763798225282157,0.5780205761190578],"n_dims_used":45,"mean_confidence":0.8959621005588108},"coverage":{"mean_confidence":0.8959621005588108,"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}}