{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001062},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001017","495:4950001335","495:4950001334","480:4800000860","495:4950001115","480:4800001121","480:4800001019","495:4950001627","495:4950001224","480:4800000901","495:4950001108","480:4800000452","480:4800000981","480:4800000820","495:4950001170","480:4800000389","480:4800000821","495:4950001009","480:4800000867","480:4800000671","480:4800000952","495:4950001687","480:4800000910","495:4950001686","480:4800001117"],"twin_admin_codes":[480,495,495,480,495,480,480,495,495,480,495,480,480,480,495,480,480,495,480,480,480,495,480,495,480],"twin_sims":[0.9556889781197041,0.8869951536173128,0.8750113234637467,0.8691493217866808,0.8469619030254392,0.8411251112038071,0.824037356691348,0.822915144456815,0.7963310098042946,0.7841927711438454,0.7836557692577251,0.7746675659701175,0.7737977989572189,0.7638182192889004,0.7525806406387974,0.7508114103963924,0.7454093114518895,0.7427118749932464,0.7382242824466878,0.7164863026474634,0.7055149185286683,0.6966247442183474,0.6944645352580787,0.6923163575142787,0.690222365562803],"twin_dists":[0.03910182225391644,0.06360290864420257,0.06711343811245071,0.06878208189426119,0.0748553922185301,0.07639774737898254,0.08080226878843277,0.08108624740120164,0.0876513934022504,0.09055901439447124,0.09068651495752818,0.09280734697319541,0.09301129517649637,0.09533626932275387,0.09792349012505884,0.09832807241256862,0.09955907467908431,0.1001713923108103,0.10118674496692392,0.10605206600482947,0.10847861100193659,0.11043278903336727,0.11090614839588411,0.11137632949299962,0.11183414568383353],"n_dims_used":42,"mean_confidence":0.8999088832310268},"coverage":{"mean_confidence":0.8999088832310268,"n_dims_used":42,"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}}