{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002655","492:4920000110","492:4920000008","491:4910002930","491:4910003444","492:4920003252","495:4950002365","495:4950000168","495:4950003539","495:4950002181","495:4950003536","495:4950002142","495:4950002316","492:4920000085","495:4950003540","495:4950004011","492:4920002272","492:4920001071","492:4920002387","492:4920001163","491:4910002452","495:4950002514","492:4920000017","492:4920000971","495:4950003490"],"twin_admin_codes":[491,492,492,491,491,492,495,495,495,495,495,495,495,492,495,495,492,492,492,492,491,495,492,492,495],"twin_sims":[0.007270664521330233,0.0014346815393007516,0.0008211789930965373,0.0006753564128394964,0.0004902561862122956,0.0004842651062226354,0.00045245279400439896,0.00031886395533098713,0.0002918248529483791,0.00027055003562173537,0.00025510683554138197,0.00025255007478505986,0.0002486453531687907,0.0001716204511874018,0.00015755318703984336,0.0001488839288104171,0.0001394950358485796,0.0001269661722884929,0.00012672255786051954,0.00010632208885556653,0.00010136528814275624,0.00009810882738229786,0.00009389996719435404,0.00008924039851324362,0.00008838199048893655],"twin_dists":[0.4075620993296481,0.4699523129518803,0.4895689197880546,0.4962588958999853,0.5070291492671385,0.5074380227471629,0.5096916642010145,0.5211429978737739,0.5240031360357659,0.5264341350720971,0.5283139663851036,0.5286354633936555,0.5291324092509351,0.5408216052799334,0.5434823660073523,0.5452360389247899,0.5472474328665298,0.5501404138705669,0.5501992959124443,0.5555543439242608,0.557001980391086,0.5579899278658045,0.559313810187764,0.5608466008314164,0.5611372175086926],"n_dims_used":45,"mean_confidence":0.8950681898328993},"coverage":{"mean_confidence":0.8950681898328993,"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}}